#EFEFF4#EFEFF4

#EFEFF4 is a very light, near-neutral blue. Relative luminance 0.866; OKLCH L 95.4% C 0.007 H 286.3°. Best body text is #000000 at 18.32:1 contrast (WCAG AA passes).

Color values

HEX	#EFEFF4
RGB	rgb(239, 239, 244)
HSL	hsl(240, 19%, 95%)
HSV	hsv(240, 2%, 96%)
CMYK	cmyk(2%, 2%, 0%, 4.3%)
CIE-LAB	lab(94.57, 0.89, -2.41)
CIE-LCH	lch(94.57, 2.57, 290.37°)
OKLab	oklab(95.36% 0.0019 -0.0064)
OKLCH	oklch(95.36% 0.007 286.3)
XYZ	xyz(82.7894, 86.6153, 97.9273)
Luminance	0.8661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEFF4 #F4F4EF

analogous

#EFF2F4 #EFEFF4 #F2EFF4

triadic

#EFEFF4 #F4EFEF #EFF4EF

tetradic

#EFEFF4 #F4EFF2 #F4F4EF #EFF4F2

square

#EFEFF4 #F4EFF2 #F4F4EF #EFF4F2

split-complementary

#EFEFF4 #F4F2EF #F2F4EF

monochromatic

#A6A6C2 #CBCBDB #EDEDF3 #EDEDF3 #EDEDF3

Accessibility & contrast

On white

1.15

#EFEFF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.32

#EFEFF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEFF4

18.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEFF4	#FFFFFF	#000000	##000000
##EFEFF4	1.00	1.15	18.32	18.32
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.32	21.00	1.00	1.00
##000000	18.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EEF0F4

Deuteranopia (green-blind)

#EEEFF4

Tritanopia (blue-blind)

#EEF0F1

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #efeff4;
/* rgb */ color: rgb(239, 239, 244);
/* oklch */ color: oklch(95.4% 0.007 286.3);

Tailwind

colors: {
  custom: {
    50: '#f4f4f7',
    500: '#efeff4',
    950: '#000000',
  },
}

SCSS

$custom: #efeff4;
$custom-light: #f4f4f7;
$custom-dark: #000000;

JSON

{
  "hex": "#efeff4",
  "rgb": {
    "r": 239,
    "g": 239,
    "b": 244
  },
  "hsl": {
    "h": 240,
    "s": 18.519,
    "l": 94.706
  },
  "oklch": {
    "l": 0.95356,
    "c": 0.00667,
    "h": 286.3
  },
  "luminance": 0.86615
}

Semantic roles & 50–950 ramp

primary

#EFEFF4

secondary

#CBCBBC

accent

#9D499D

background

#FFFFFF

surface

#FEFEFE

border

#D6D6D6

text

#171717

muted

#858585

Preview Lab

Preview with #EFEFF4

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

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