#E4F2FB#E4F2FB

#E4F2FB is a very light, near-neutral cyan. Relative luminance 0.870; OKLCH L 95.3% C 0.019 H 235.7°. Best body text is #000000 at 18.39:1 contrast (WCAG AA passes).

Color values

HEX	#E4F2FB
RGB	rgb(228, 242, 251)
HSL	hsl(203, 74%, 94%)
HSV	hsv(203, 9%, 98%)
CMYK	cmyk(9.2%, 3.6%, 0%, 1.6%)
CIE-LAB	lab(94.72, -2.90, -5.91)
CIE-LCH	lch(94.72, 6.59, 243.84°)
OKLab	oklab(95.34% -0.0108 -0.0159)
OKLCH	oklch(95.34% 0.019 235.7)
XYZ	xyz(81.1558, 86.9623, 103.7578)
Luminance	0.8696 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F2FB #FBEDE4

analogous

#E4FBF9 #E4F2FB #E4E7FB

triadic

#E4F2FB #FBE4F2 #F2FBE4

tetradic

#E4F2FB #F9E4FB #FBEDE4 #E7FBE4

square

#E4F2FB #F9E4FB #FBEDE4 #E7FBE4

split-complementary

#E4F2FB #FBE4E7 #FBF9E4

monochromatic

#79BFEB #AFD8F3 #E4F2FB #E4F2FB #E4F2FB

Accessibility & contrast

On white

1.14

#E4F2FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.39

#E4F2FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F2FB

18.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F2FB	#FFFFFF	#000000	##000000
##E4F2FB	1.00	1.14	18.39	18.39
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.39	21.00	1.00	1.00
##000000	18.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EEF1FC

Deuteranopia (green-blind)

#EBEFFB

Tritanopia (blue-blind)

#DEF4F5

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #e4f2fb;
/* rgb */ color: rgb(228, 242, 251);
/* oklch */ color: oklch(95.3% 0.019 235.7);

Tailwind

colors: {
  custom: {
    50: '#ecf6fc',
    500: '#e4f2fb',
    950: '#000000',
  },
}

SCSS

$custom: #e4f2fb;
$custom-light: #ecf6fc;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f2fb",
  "rgb": {
    "r": 228,
    "g": 242,
    "b": 251
  },
  "hsl": {
    "h": 203.478,
    "s": 74.194,
    "l": 93.922
  },
  "oklch": {
    "l": 0.95337,
    "c": 0.01921,
    "h": 235.7
  },
  "luminance": 0.86963
}

Semantic roles & 50–950 ramp

primary

#E4F2FB

secondary

#E1BBA2

accent

#5D0FD6

background

#FEFFFF

surface

#FDFEFF

border

#D5D6D7

text

#161717

muted

#848585

Preview Lab

Preview with #E4F2FB

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

Preview Lab → · Contrast checker → · Palette generator →