#E4F0FC#E4F0FC

#E4F0FC is a very light, muted cyan. Relative luminance 0.858; OKLCH L 95.0% C 0.021 H 248.1°. Best body text is #000000 at 18.17:1 contrast (WCAG AA passes).

Color values

HEX	#E4F0FC
RGB	rgb(228, 240, 252)
HSL	hsl(210, 80%, 94%)
HSV	hsv(210, 10%, 99%)
CMYK	cmyk(9.5%, 4.8%, 0%, 1.2%)
CIE-LAB	lab(94.24, -1.69, -7.14)
CIE-LCH	lch(94.24, 7.33, 256.67°)
OKLab	oklab(94.97% -0.0077 -0.0192)
OKLCH	oklch(94.97% 0.021 248.1)
XYZ	xyz(80.7219, 85.8415, 104.3929)
Luminance	0.8584 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F0FC #FCF0E4

analogous

#E4FCFC #E4F0FC #E4E4FC

triadic

#E4F0FC #FCE4F0 #F0FCE4

tetradic

#E4F0FC #FCE4FC #FCF0E4 #E4FCE4

square

#E4F0FC #FCE4FC #FCF0E4 #E4FCE4

split-complementary

#E4F0FC #FCE4E4 #FCFCE4

monochromatic

#76B3F0 #ADD1F6 #E3F0FC #E3F0FC #E3F0FC

Accessibility & contrast

On white

1.16

#E4F0FC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.17

#E4F0FC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F0FC

18.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F0FC	#FFFFFF	#000000	##000000
##E4F0FC	1.00	1.16	18.17	18.17
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.17	21.00	1.00	1.00
##000000	18.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECF0FD

Deuteranopia (green-blind)

#E9EDFC

Tritanopia (blue-blind)

#DEF3F4

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #e4f0fc;
/* rgb */ color: rgb(228, 240, 252);
/* oklch */ color: oklch(95.0% 0.021 248.1);

Tailwind

colors: {
  custom: {
    50: '#ecf4fd',
    500: '#e4f0fc',
    950: '#000000',
  },
}

SCSS

$custom: #e4f0fc;
$custom-light: #ecf4fd;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f0fc",
  "rgb": {
    "r": 228,
    "g": 240,
    "b": 252
  },
  "hsl": {
    "h": 210,
    "s": 80,
    "l": 94.118
  },
  "oklch": {
    "l": 0.9497,
    "c": 0.02066,
    "h": 248.1
  },
  "luminance": 0.85842
}

Semantic roles & 50–950 ramp

primary

#E4F0FC

secondary

#E4C2A0

accent

#7309DC

background

#FEFFFF

surface

#FDFEFF

border

#D5D6D7

text

#161717

muted

#848585

Preview Lab

Preview with #E4F0FC

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

Preview Lab → · Contrast checker → · Palette generator →