CSS named colour
Medium Aquamarine
#66cdaa
A CSS named colour: mediumaquamarine is valid anywhere a colour is expected.
- RGB
- rgb(102 205 170)
- HSL
- 160°, 51%, 60%
- OKLCh
- 77.7% 0.110 168.8
Medium Aquamarine in every format
Web & CSSThe everyday formats for stylesheets and design tools.
| Hex | #66cdaa | |
|---|---|---|
| RGB | rgb(102 205 170) | |
| RGB legacy | rgb(102, 205, 170) | |
| RGB percent | rgb(40% 80.39% 66.67%) | |
| HSL | hsl(159.6 50.7% 60.2%) | |
| HSL legacy | hsl(159.6, 50.7%, 60.2%) | |
| HSV / HSB | hsv(159.6, 50.2%, 80.4%) | |
| HWB | hwb(159.6 40% 19.6%) | |
| Nearest name | mediumaquamarine | |
| CMYK | cmyk(50.2%, 0%, 17.1%, 19.6%)Naive conversion. Real print work needs an ICC profile. |
Perceptual & wide gamutModern CSS colour spaces for uniform scales and P3 displays.
| OKLCh | oklch(77.669% 0.10985 168.824)Modern CSS colour space for even palettes — better than HSL when building scales. | |
|---|---|---|
| OKLab | oklab(77.669% -0.10776 0.02129) | |
| CIE LCh | lch(75.55% 38.555 168.277) | |
| CIE Lab | lab(75.55% -37.751 7.833) | |
| Display P3 | color(display-p3 0.5039 0.7946 0.6745) | |
| Rec. 2020 | color(rec2020 0.5419 0.7578 0.6414) | |
| srgb-linear | color(srgb-linear 0.1329 0.6105 0.402)Light-linear sRGB — the same numbers a shader wants for maths. | |
| CIE XYZ (D65) | color(xyz-d65 0.3456 0.4939 0.4574) |
ShadersGLSL, HLSL and WGSL vectors in both encoded and linear form.
| GLSL vec3 — sRGB | vec3(0.4, 0.804, 0.667)Encoded values. Use when writing straight to the framebuffer. | |
|---|---|---|
| GLSL vec3 — linear | vec3(0.133, 0.61, 0.402)Light-linear values. Use for lighting, blending and mixing. | |
| GLSL vec4 — sRGB | vec4(0.4, 0.804, 0.667, 1.0) | |
| GLSL vec4 — linear | vec4(0.133, 0.61, 0.402, 1.0) | |
| GLSL ivec3 | ivec3(102, 205, 170) | |
| HLSL float3 — sRGB | float3(0.4, 0.804, 0.667) | |
| HLSL float3 — linear | float3(0.133, 0.61, 0.402) | |
| HLSL float4 — sRGB | float4(0.4, 0.804, 0.667, 1.0) | |
| HLSL half4 — sRGB | half4(0.4, 0.804, 0.667, 1.0) | |
| WGSL vec3f — sRGB | vec3f(0.4, 0.804, 0.667) | |
| WGSL vec4f — sRGB | vec4f(0.4, 0.804, 0.667, 1.0) | |
| WGSL vec3<f32> — linear | vec3<f32>(0.133, 0.61, 0.402) |
Engines & appsConstructors for Unity, Unreal, Godot, Flutter, SwiftUI and Android.
| Unity Color | new Color(0.4f, 0.804f, 0.667f, 1.0f)Color for everyday scripting (0–1). Color32 when you need whole numbers from 0 to 255. | |
|---|---|---|
| Unity Color32 | new Color32(102, 205, 170, 255) | |
| Unreal FLinearColor | FLinearColor(0.1329f, 0.6105f, 0.402f, 1.0f)FLinearColor for materials and lighting. FColor when you need whole numbers from 0 to 255. | |
| Unreal FColor | FColor(102, 205, 170, 255)Whole numbers from 0 to 255 — use when an API asks for FColor, not FLinearColor. | |
| Godot Color | Color(0.4, 0.804, 0.667, 1) | |
| Flutter Color | Color(0xFF66CDAA)Packed ARGB, so alpha comes first. | |
| Android Color | Color.rgb(102, 205, 170) | |
| SwiftUI Color | Color(red: 0.4, green: 0.804, blue: 0.667) | |
| UIKit UIColor | UIColor(red: 0.4, green: 0.804, blue: 0.667, alpha: 1) |
Raw valuesPacked integers and plain arrays.
| 0x hex | 0x66CDAA | |
|---|---|---|
| 0x hex (ARGB) | 0xFF66CDAA | |
| Array 0–1 | [0.4, 0.804, 0.667] | |
| Array 0–255 | [102, 205, 170] | |
| Decimal integer | 6737322 |
Contrast and accessibility
WCAG 2 ratios are what audits and legislation reference. APCA is shown alongside because WCAG 2 is known to misjudge mid-tone backgrounds, and it is the basis of the WCAG 3 draft.
| Pairing | WCAG 2 ratio | Level | APCA | Suitable for |
|---|---|---|---|---|
| Medium Aquamarine on white | 1.93:1 | Fail | Lc 37 | Non-text elements only |
| Medium Aquamarine on black | 10.88:1 | AAA | Lc 66 | Headings and large text |
Medium Aquamarine text on a white background
Medium Aquamarine text on a black background
White text on Medium Aquamarine
Black text on Medium Aquamarine
Tonal scale
Hue held fixed while lightness walks OKLCh, ready to use as a design system ramp.
- 50#cdfff0
- 100#b4ffe3
- 200#9ef1d2
- 300#81dbba
- 400#5cbf9e
- 500#34a07f
- 600#108566
- 700#006c51
- 800#00573f
- 900#004630
- 950#002919
Tints and shades
Mixed perceptually toward white and black, so the steps feel evenly spaced.
- Tint 1#84d6b8
- Tint 2#9edec6
- Tint 3#b8e7d4
- Tint 4#d0efe2
- Tint 5#e8f7f0
- Shade 1#4ea084
- Shade 2#387661
- Shade 3#234e3f
- Shade 4#0f2921
- Shade 5#020906
Colours that work with Medium Aquamarine
Complementary, triadic and analogous partners, rotated in OKLCh so they keep the same apparent brightness.
- #eb99c2
- #b4abf8
- #f0a177
- #92c783
- #4dccd1
Closest CSS names
mediumaquamarineexact matchmediumturquoiseΔEok 0.046darkseagreenΔEok 0.056turquoiseΔEok 0.061darkturquoiseΔEok 0.062lightseagreenΔEok 0.094