#EFF4F7#EFF4F7

#EFF4F7 is a very light, near-neutral cyan. Relative luminance 0.898; OKLCH L 96.4% C 0.007 H 233.6°. Best body text is #000000 at 18.95:1 contrast (WCAG AA passes).

Color values

HEX	#EFF4F7
RGB	rgb(239, 244, 247)
HSL	hsl(203, 33%, 95%)
HSV	hsv(203, 3%, 97%)
CMYK	cmyk(3.2%, 1.2%, 0%, 3.1%)
CIE-LAB	lab(95.90, -1.11, -2.02)
CIE-LCH	lch(95.90, 2.30, 241.17°)
OKLab	oklab(96.42% -0.004 -0.0054)
OKLCH	oklch(96.42% 0.007 233.6)
XYZ	xyz(84.7327, 89.7671, 100.8405)
Luminance	0.8977 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF4F7 #F7F2EF

analogous

#EFF7F6 #EFF4F7 #EFF0F7

triadic

#EFF4F7 #F7EFF4 #F4F7EF

tetradic

#EFF4F7 #F6EFF7 #F7F2EF #F0F7EF

square

#EFF4F7 #F6EFF7 #F7F2EF #F0F7EF

split-complementary

#EFF4F7 #F7EFF0 #F7F6EF

monochromatic

#9DBCCE #C6D8E3 #EBF1F5 #EBF1F5 #EBF1F5

Accessibility & contrast

On white

1.11

#EFF4F7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.95

#EFF4F7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF4F7

18.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF4F7	#FFFFFF	#000000	##000000
##EFF4F7	1.00	1.11	18.95	18.95
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.95	21.00	1.00	1.00
##000000	18.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3F4F7

Deuteranopia (green-blind)

#F1F3F7

Tritanopia (blue-blind)

#EDF5F5

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #eff4f7;
/* rgb */ color: rgb(239, 244, 247);
/* oklch */ color: oklch(96.4% 0.007 233.6);

Tailwind

colors: {
  custom: {
    50: '#f4f7f9',
    500: '#eff4f7',
    950: '#000000',
  },
}

SCSS

$custom: #eff4f7;
$custom-light: #f4f7f9;
$custom-dark: #000000;

JSON

{
  "hex": "#eff4f7",
  "rgb": {
    "r": 239,
    "g": 244,
    "b": 247
  },
  "hsl": {
    "h": 202.5,
    "s": 33.333,
    "l": 95.294
  },
  "oklch": {
    "l": 0.96423,
    "c": 0.00669,
    "h": 233.6
  },
  "luminance": 0.89767
}

Semantic roles & 50–950 ramp

primary

#EFF4F7

secondary

#D3C2B8

accent

#6439AC

background

#FFFFFF

surface

#FEFEFF

border

#D6D6D7

text

#171717

muted

#858585

Preview Lab

Preview with #EFF4F7

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

Preview Lab → · Contrast checker → · Palette generator →