#E4E9FB#E4E9FB

#E4E9FB is a very light, muted blue. Relative luminance 0.817; OKLCH L 93.6% C 0.025 H 273.5°. Best body text is #000000 at 17.35:1 contrast (WCAG AA passes).

Color values

HEX	#E4E9FB
RGB	rgb(228, 233, 251)
HSL	hsl(227, 74%, 94%)
HSV	hsv(227, 9%, 98%)
CMYK	cmyk(9.2%, 7.2%, 0%, 1.6%)
CIE-LAB	lab(92.46, 1.71, -9.26)
CIE-LCH	lch(92.46, 9.42, 280.45°)
OKLab	oklab(93.56% 0.0015 -0.0249)
OKLCH	oklch(93.56% 0.025 273.5)
XYZ	xyz(78.5428, 81.7362, 102.8868)
Luminance	0.8174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4E9FB #FBF6E4

analogous

#E4F5FB #E4E9FB #EBE4FB

triadic

#E4E9FB #FBE4E9 #E9FBE4

tetradic

#E4E9FB #FBE4F5 #FBF6E4 #E4FBEB

square

#E4E9FB #FBE4F5 #FBF6E4 #E4FBEB

split-complementary

#E4E9FB #FBEBE4 #F5FBE4

monochromatic

#7992EB #AFBEF3 #E4E9FB #E4E9FB #E4E9FB

Accessibility & contrast

On white

1.21

#E4E9FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.35

#E4E9FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4E9FB

17.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4E9FB	#FFFFFF	#000000	##000000
##E4E9FB	1.00	1.21	17.35	17.35
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.35	21.00	1.00	1.00
##000000	17.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4EAFC

Deuteranopia (green-blind)

#E3E9FB

Tritanopia (blue-blind)

#DFECEF

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #e4e9fb;
/* rgb */ color: rgb(228, 233, 251);
/* oklch */ color: oklch(93.6% 0.025 273.5);

Tailwind

colors: {
  custom: {
    50: '#ecf0fc',
    500: '#e4e9fb',
    950: '#000000',
  },
}

SCSS

$custom: #e4e9fb;
$custom-light: #ecf0fc;
$custom-dark: #000000;

JSON

{
  "hex": "#e4e9fb",
  "rgb": {
    "r": 228,
    "g": 233,
    "b": 251
  },
  "hsl": {
    "h": 226.957,
    "s": 74.194,
    "l": 93.922
  },
  "oklch": {
    "l": 0.93558,
    "c": 0.02492,
    "h": 273.5
  },
  "luminance": 0.81737
}

Semantic roles & 50–950 ramp

primary

#E4E9FB

secondary

#E1D4A2

accent

#AB0FD6

background

#FEFFFF

surface

#FDFEFF

border

#D5D6D7

text

#161617

muted

#848585

Preview Lab

Preview with #E4E9FB

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

Preview Lab → · Contrast checker → · Palette generator →