#EFF9FC#EFF9FC

#EFF9FC is a very light, near-neutral cyan. Relative luminance 0.931; OKLCH L 97.6% C 0.011 H 217.5°. Best body text is #000000 at 19.63:1 contrast (WCAG AA passes).

Color values

HEX	#EFF9FC
RGB	rgb(239, 249, 252)
HSL	hsl(194, 68%, 96%)
HSV	hsv(194, 5%, 99%)
CMYK	cmyk(5.2%, 1.2%, 0%, 1.2%)
CIE-LAB	lab(97.28, -2.73, -2.58)
CIE-LCH	lch(97.28, 3.75, 223.31°)
OKLab	oklab(97.55% -0.009 -0.0069)
OKLCH	oklch(97.55% 0.011 217.5)
XYZ	xyz(87.0395, 93.1297, 105.4669)
Luminance	0.9313 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF9FC #FCF2EF

analogous

#EFFCF9 #EFF9FC #EFF3FC

triadic

#EFF9FC #FCEFF9 #F9FCEF

tetradic

#EFF9FC #F9EFFC #FCF2EF #F3FCEF

square

#EFF9FC #F9EFFC #FCF2EF #F3FCEF

split-complementary

#EFF9FC #FCEFF3 #FCF9EF

monochromatic

#88D2E9 #BBE6F2 #E5F5FA #E5F5FA #E5F5FA

Accessibility & contrast

On white

1.07

#EFF9FC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.63

#EFF9FC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF9FC

19.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF9FC	#FFFFFF	#000000	##000000
##EFF9FC	1.00	1.07	19.63	19.63
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.63	21.00	1.00	1.00
##000000	19.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7F8FC

Deuteranopia (green-blind)

#F5F6FC

Tritanopia (blue-blind)

#ECFAFA

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #eff9fc;
/* rgb */ color: rgb(239, 249, 252);
/* oklch */ color: oklch(97.6% 0.011 217.5);

Tailwind

colors: {
  custom: {
    50: '#f4fbfd',
    500: '#eff9fc',
    950: '#000000',
  },
}

SCSS

$custom: #eff9fc;
$custom-light: #f4fbfd;
$custom-dark: #000000;

JSON

{
  "hex": "#eff9fc",
  "rgb": {
    "r": 239,
    "g": 249,
    "b": 252
  },
  "hsl": {
    "h": 193.846,
    "s": 68.421,
    "l": 96.275
  },
  "oklch": {
    "l": 0.97551,
    "c": 0.01134,
    "h": 217.5
  },
  "luminance": 0.9313
}

Semantic roles & 50–950 ramp

primary

#EFF9FC

secondary

#E2B9AD

accent

#4015D0

background

#FFFFFF

surface

#FEFFFF

border

#D6D7D7

text

#171717

muted

#858585

Preview Lab

Preview with #EFF9FC

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

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