CSS named colour

Aliceblue

#f0f8ff

A CSS named colour: aliceblue is valid anywhere a colour is expected.

RGB: rgb(240 248 255)
HSL: 208°, 100%, 97%
OKLCh: 97.5% 0.013 244.3

Aliceblue in every format

Web & CSSThe everyday formats for stylesheets and design tools.

Hex	`#f0f8ff`
RGB	`rgb(240 248 255)`
RGB legacy	`rgb(240, 248, 255)`
RGB percent	`rgb(94.12% 97.25% 100%)`
HSL	`hsl(208 100% 97.1%)`
HSL legacy	`hsl(208, 100%, 97.1%)`
HSV / HSB	`hsv(208, 5.9%, 100%)`
HWB	`hwb(208 94.1% 0%)`
Nearest name	`aliceblue`
CMYK	`cmyk(5.9%, 2.7%, 0%, 0%)`Naive conversion. Real print work needs an ICC profile.

Perceptual & wide gamutModern CSS colour spaces for uniform scales and P3 displays.

OKLCh	`oklch(97.514% 0.01266 244.251)`Modern CSS colour space for even palettes — better than HSL when building scales.
OKLab	`oklab(97.514% -0.0055 -0.0114)`
CIE LCh	`lch(97.123% 4.682 247.738)`
CIE Lab	`lab(97.123% -1.774 -4.333)`
Display P3	`color(display-p3 0.9468 0.9715 0.9971)`
Rec. 2020	`color(rec2020 0.9486 0.9671 0.9963)`
srgb-linear	`color(srgb-linear 0.8714 0.9387 1)`Light-linear sRGB — the same numbers a shader wants for maths.
CIE XYZ (D65)	`color(xyz-d65 0.8755 0.9288 1.0793)`

ShadersGLSL, HLSL and WGSL vectors in both encoded and linear form.

GLSL vec3 — sRGB	`vec3(0.941, 0.973, 1.0)`Encoded values. Use when writing straight to the framebuffer.
GLSL vec3 — linear	`vec3(0.871, 0.939, 1.0)`Light-linear values. Use for lighting, blending and mixing.
GLSL vec4 — sRGB	`vec4(0.941, 0.973, 1.0, 1.0)`
GLSL vec4 — linear	`vec4(0.871, 0.939, 1.0, 1.0)`
GLSL ivec3	`ivec3(240, 248, 255)`
HLSL float3 — sRGB	`float3(0.941, 0.973, 1.0)`
HLSL float3 — linear	`float3(0.871, 0.939, 1.0)`
HLSL float4 — sRGB	`float4(0.941, 0.973, 1.0, 1.0)`
HLSL half4 — sRGB	`half4(0.941, 0.973, 1.0, 1.0)`
WGSL vec3f — sRGB	`vec3f(0.941, 0.973, 1.0)`
WGSL vec4f — sRGB	`vec4f(0.941, 0.973, 1.0, 1.0)`
WGSL vec3<f32> — linear	`vec3<f32>(0.871, 0.939, 1.0)`

Engines & appsConstructors for Unity, Unreal, Godot, Flutter, SwiftUI and Android.

Unity Color	`new Color(0.941f, 0.973f, 1.0f, 1.0f)`Color for everyday scripting (0–1). Color32 when you need whole numbers from 0 to 255.
Unity Color32	`new Color32(240, 248, 255, 255)`
Unreal FLinearColor	`FLinearColor(0.8714f, 0.9387f, 1.0f, 1.0f)`FLinearColor for materials and lighting. FColor when you need whole numbers from 0 to 255.
Unreal FColor	`FColor(240, 248, 255, 255)`Whole numbers from 0 to 255 — use when an API asks for FColor, not FLinearColor.
Godot Color	`Color(0.941, 0.973, 1, 1)`
Flutter Color	`Color(0xFFF0F8FF)`Packed ARGB, so alpha comes first.
Android Color	`Color.rgb(240, 248, 255)`
SwiftUI Color	`Color(red: 0.941, green: 0.973, blue: 1)`
UIKit UIColor	`UIColor(red: 0.941, green: 0.973, blue: 1, alpha: 1)`

Raw valuesPacked integers and plain arrays.

0x hex	`0xF0F8FF`
0x hex (ARGB)	`0xFFF0F8FF`
Array 0–1	`[0.941, 0.973, 1]`
Array 0–255	`[240, 248, 255]`
Decimal integer	`15792383`

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
Aliceblue on white	1.07:1	Fail	Lc 0	Not usable for text
Aliceblue on black	19.58:1	AAA	Lc 103	Body text at any size

Aliceblue text on a white background

Aliceblue text on a black background

White text on Aliceblue

Black text on Aliceblue

Tonal scale

Hue held fixed while lightness walks OKLCh, ready to use as a design system ramp.

50#f2f8fd
100#e8eef4
200#d7dde3
300#c0c7cd
400#a3aab1
500#858c93
600#6c7278
700#565c61
800#43484d
900#34393d
950#1c2023

Tints and shades

Mixed perceptually toward white and black, so the steps feel evenly spaced.

Tint 1#f3f9ff
Tint 2#f5faff
Tint 3#f8fcff
Tint 4#fafdff
Tint 5#fdfeff
Shade 1#bcc3c8
Shade 2#8b9094
Shade 3#5d6063
Shade 4#323436
Shade 5#0d0e0f

Colours that work with Aliceblue

Complementary, triadic and analogous partners, rotated in OKLCh so they keep the same apparent brightness.

#fdf5ee
#fff3f6
#f5f8ef
#eef9fc
#f4f6ff

Closest CSS names

aliceblueexact match
ghostwhiteΔEok 0.010
whitesmokeΔEok 0.014
azureΔEok 0.018
snowΔEok 0.022
mintcreamΔEok 0.023