#E4F4FD#E4F4FD

#E4F4FD is a very light, muted cyan. Relative luminance 0.883; OKLCH L 95.8% C 0.021 H 232.1°. Best body text is #000000 at 18.66:1 contrast (WCAG AA passes).

Color values

HEX	#E4F4FD
RGB	rgb(228, 244, 253)
HSL	hsl(202, 86%, 94%)
HSV	hsv(202, 10%, 99%)
CMYK	cmyk(9.9%, 3.6%, 0%, 0.8%)
CIE-LAB	lab(95.28, -3.54, -6.12)
CIE-LCH	lch(95.28, 7.07, 239.99°)
OKLab	oklab(95.79% -0.0128 -0.0164)
OKLCH	oklch(95.79% 0.021 232.1)
XYZ	xyz(82.0713, 88.2861, 105.6265)
Luminance	0.8829 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F4FD #FDEDE4

analogous

#E4FDFA #E4F4FD #E4E8FD

triadic

#E4F4FD #FDE4F4 #F4FDE4

tetradic

#E4F4FD #FAE4FD #FDEDE4 #E8FDE4

square

#E4F4FD #FAE4FD #FDEDE4 #E8FDE4

split-complementary

#E4F4FD #FDE4E8 #FDFAE4

monochromatic

#72C6F5 #ABDDF9 #E3F3FD #E3F3FD #E3F3FD

Accessibility & contrast

On white

1.13

#E4F4FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.66

#E4F4FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F4FD

18.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F4FD	#FFFFFF	#000000	##000000
##E4F4FD	1.00	1.13	18.66	18.66
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.66	21.00	1.00	1.00
##000000	18.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0F3FE

Deuteranopia (green-blind)

#ECF0FD

Tritanopia (blue-blind)

#DEF7F7

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #e4f4fd;
/* rgb */ color: rgb(228, 244, 253);
/* oklch */ color: oklch(95.8% 0.021 232.1);

Tailwind

colors: {
  custom: {
    50: '#ecf7fe',
    500: '#e4f4fd',
    950: '#000000',
  },
}

SCSS

$custom: #e4f4fd;
$custom-light: #ecf7fe;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f4fd",
  "rgb": {
    "r": 228,
    "g": 244,
    "b": 253
  },
  "hsl": {
    "h": 201.6,
    "s": 86.207,
    "l": 94.314
  },
  "oklch": {
    "l": 0.95794,
    "c": 0.02084,
    "h": 232.1
  },
  "luminance": 0.88287
}

Semantic roles & 50–950 ramp

primary

#E4F4FD

secondary

#E7B89E

accent

#5303E3

background

#FEFFFF

surface

#FDFEFF

border

#D5D6D7

text

#161717

muted

#848585

Preview Lab

Preview with #E4F4FD

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

Preview Lab → · Contrast checker → · Palette generator →