#E9EFFB#E9EFFB

#E9EFFB is a very light, near-neutral blue. Relative luminance 0.860; OKLCH L 95.1% C 0.017 H 264.5°. Best body text is #000000 at 18.20:1 contrast (WCAG AA passes).

Color values

HEX	#E9EFFB
RGB	rgb(233, 239, 251)
HSL	hsl(220, 69%, 95%)
HSV	hsv(220, 7%, 98%)
CMYK	cmyk(7.2%, 4.8%, 0%, 1.6%)
CIE-LAB	lab(94.32, 0.23, -6.46)
CIE-LCH	lch(94.32, 6.47, 272.05°)
OKLab	oklab(95.11% -0.0017 -0.0173)
OKLCH	oklch(95.11% 0.017 264.5)
XYZ	xyz(81.8799, 86.0211, 103.5381)
Luminance	0.8602 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9EFFB #FBF5E9

analogous

#E9F8FB #E9EFFB #ECE9FB

triadic

#E9EFFB #FBE9EF #EFFBE9

tetradic

#E9EFFB #FBE9F8 #FBF5E9 #E9FBEC

square

#E9EFFB #FBE9F8 #FBF5E9 #E9FBEC

split-complementary

#E9EFFB #FBECE9 #F8FBE9

monochromatic

#81A4E8 #B5C9F2 #E5ECFA #E5ECFA #E5ECFA

Accessibility & contrast

On white

1.15

#E9EFFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.20

#E9EFFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9EFFB

18.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9EFFB	#FFFFFF	#000000	##000000
##E9EFFB	1.00	1.15	18.20	18.20
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.20	21.00	1.00	1.00
##000000	18.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECF0FC

Deuteranopia (green-blind)

#EAEEFB

Tritanopia (blue-blind)

#E5F1F3

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #e9effb;
/* rgb */ color: rgb(233, 239, 251);
/* oklch */ color: oklch(95.1% 0.017 264.5);

Tailwind

colors: {
  custom: {
    50: '#f0f4fc',
    500: '#e9effb',
    950: '#000000',
  },
}

SCSS

$custom: #e9effb;
$custom-light: #f0f4fc;
$custom-dark: #000000;

JSON

{
  "hex": "#e9effb",
  "rgb": {
    "r": 233,
    "g": 239,
    "b": 251
  },
  "hsl": {
    "h": 220,
    "s": 69.231,
    "l": 94.902
  },
  "oklch": {
    "l": 0.95109,
    "c": 0.01738,
    "h": 264.5
  },
  "luminance": 0.86022
}

Semantic roles & 50–950 ramp

primary

#E9EFFB

secondary

#E1CEA8

accent

#9214D1

background

#FFFFFF

surface

#FEFEFF

border

#D6D6D7

text

#161717

muted

#858585

Preview Lab

Preview with #E9EFFB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →