CSS named colour
Light Slate Gray
#778899
A CSS named colour: lightslategray is valid anywhere a colour is expected.
- RGB
- rgb(119 136 153)
- HSL
- 210°, 14%, 53%
- OKLCh
- 61.9% 0.032 248.4
Light Slate Gray in every format
Web & CSSThe everyday formats for stylesheets and design tools.
| Hex | #778899 | |
|---|---|---|
| RGB | rgb(119 136 153) | |
| RGB legacy | rgb(119, 136, 153) | |
| RGB percent | rgb(46.67% 53.33% 60%) | |
| HSL | hsl(210 14.3% 53.3%) | |
| HSL legacy | hsl(210, 14.3%, 53.3%) | |
| HSV / HSB | hsv(210, 22.2%, 60%) | |
| HWB | hwb(210 46.7% 40%) | |
| Nearest name | lightslategray | |
| CMYK | cmyk(22.2%, 11.1%, 0%, 40%)Naive conversion. Real print work needs an ICC profile. |
Perceptual & wide gamutModern CSS colour spaces for uniform scales and P3 displays.
| OKLCh | oklch(61.902% 0.0325 248.351)Modern CSS colour space for even palettes — better than HSL when building scales. | |
|---|---|---|
| OKLab | oklab(61.902% -0.01199 -0.03021) | |
| CIE LCh | lch(55.771% 11.804 253.018) | |
| CIE Lab | lab(55.771% -3.448 -11.289) | |
| Display P3 | color(display-p3 0.4794 0.5313 0.5935) | |
| Rec. 2020 | color(rec2020 0.4461 0.4821 0.5497) | |
| srgb-linear | color(srgb-linear 0.1845 0.2462 0.3185)Light-linear sRGB — the same numbers a shader wants for maths. | |
| CIE XYZ (D65) | color(xyz-d65 0.2216 0.2383 0.3357) |
ShadersGLSL, HLSL and WGSL vectors in both encoded and linear form.
| GLSL vec3 — sRGB | vec3(0.467, 0.533, 0.6)Encoded values. Use when writing straight to the framebuffer. | |
|---|---|---|
| GLSL vec3 — linear | vec3(0.184, 0.246, 0.319)Light-linear values. Use for lighting, blending and mixing. | |
| GLSL vec4 — sRGB | vec4(0.467, 0.533, 0.6, 1.0) | |
| GLSL vec4 — linear | vec4(0.184, 0.246, 0.319, 1.0) | |
| GLSL ivec3 | ivec3(119, 136, 153) | |
| HLSL float3 — sRGB | float3(0.467, 0.533, 0.6) | |
| HLSL float3 — linear | float3(0.184, 0.246, 0.319) | |
| HLSL float4 — sRGB | float4(0.467, 0.533, 0.6, 1.0) | |
| HLSL half4 — sRGB | half4(0.467, 0.533, 0.6, 1.0) | |
| WGSL vec3f — sRGB | vec3f(0.467, 0.533, 0.6) | |
| WGSL vec4f — sRGB | vec4f(0.467, 0.533, 0.6, 1.0) | |
| WGSL vec3<f32> — linear | vec3<f32>(0.184, 0.246, 0.319) |
Engines & appsConstructors for Unity, Unreal, Godot, Flutter, SwiftUI and Android.
| Unity Color | new Color(0.467f, 0.533f, 0.6f, 1.0f)Color for everyday scripting (0–1). Color32 when you need whole numbers from 0 to 255. | |
|---|---|---|
| Unity Color32 | new Color32(119, 136, 153, 255) | |
| Unreal FLinearColor | FLinearColor(0.1845f, 0.2462f, 0.3185f, 1.0f)FLinearColor for materials and lighting. FColor when you need whole numbers from 0 to 255. | |
| Unreal FColor | FColor(119, 136, 153, 255)Whole numbers from 0 to 255 — use when an API asks for FColor, not FLinearColor. | |
| Godot Color | Color(0.467, 0.533, 0.6, 1) | |
| Flutter Color | Color(0xFF778899)Packed ARGB, so alpha comes first. | |
| Android Color | Color.rgb(119, 136, 153) | |
| SwiftUI Color | Color(red: 0.467, green: 0.533, blue: 0.6) | |
| UIKit UIColor | UIColor(red: 0.467, green: 0.533, blue: 0.6, alpha: 1) |
Raw valuesPacked integers and plain arrays.
| 0x hex | 0x778899 | |
|---|---|---|
| 0x hex (ARGB) | 0xFF778899 | |
| Array 0–1 | [0.467, 0.533, 0.6] | |
| Array 0–255 | [119, 136, 153] | |
| Decimal integer | 7833753 |
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 |
|---|---|---|---|---|
| Light Slate Gray on white | 3.64:1 | AA Large | Lc 64 | Headings and large text |
| Light Slate Gray on black | 5.77:1 | AA | Lc 38 | Non-text elements only |
Light Slate Gray text on a white background
Light Slate Gray text on a black background
White text on Light Slate Gray
Black text on Light Slate Gray
Tonal scale
Hue held fixed while lightness walks OKLCh, ready to use as a design system ramp.
- 50#ebf9ff
- 100#e1effe
- 200#cfdeee
- 300#b7c8d8
- 400#9aabbd
- 500#7c8d9f
- 600#637484
- 700#4e5d6b
- 800#3c4956
- 900#2e3945
- 950#172029
Tints and shades
Mixed perceptually toward white and black, so the steps feel evenly spaced.
- Tint 1#8c9ba9
- Tint 2#a2aeba
- Tint 3#b9c2cb
- Tint 4#d0d6dc
- Tint 5#e7eaed
- Shade 1#5c6977
- Shade 2#424c57
- Shade 3#2a3138
- Shade 4#14181c
- Shade 5#030405
Colours that work with Light Slate Gray
Complementary, triadic and analogous partners, rotated in OKLCh so they keep the same apparent brightness.
- #938371
- #987e82
- #808a75
- #718b93
- #81849a
Closest CSS names
lightslategrayexact matchslategrayΔEok 0.027grayΔEok 0.038cadetblueΔEok 0.064steelblueΔEok 0.074darkcyanΔEok 0.094