#ECEFF3#ECEFF3

#ECEFF3 is a very light, near-neutral cyan. Relative luminance 0.860; OKLCH L 95.1% C 0.006 H 255.5°. Best body text is #000000 at 18.21:1 contrast (WCAG AA passes).

Color values

HEX	#ECEFF3
RGB	rgb(236, 239, 243)
HSL	hsl(214, 23%, 94%)
HSV	hsv(214, 3%, 95%)
CMYK	cmyk(2.9%, 1.6%, 0%, 4.7%)
CIE-LAB	lab(94.33, -0.28, -2.28)
CIE-LCH	lch(94.33, 2.29, 263.10°)
OKLab	oklab(95.1% -0.0016 -0.0061)
OKLCH	oklch(95.1% 0.006 255.5)
XYZ	xyz(81.6333, 86.0367, 97.0827)
Luminance	0.8604 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECEFF3 #F3F0EC

analogous

#ECF3F3 #ECEFF3 #EDECF3

triadic

#ECEFF3 #F3ECEF #EFF3EC

tetradic

#ECEFF3 #F3ECF3 #F3F0EC #ECF3ED

square

#ECEFF3 #F3ECF3 #F3F0EC #ECF3ED

split-complementary

#ECEFF3 #F3EDEC #F3F3EC

monochromatic

#A1B0C4 #C6CFDB #ECEFF3 #ECEFF3 #ECEFF3

Accessibility & contrast

On white

1.15

#ECEFF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.21

#ECEFF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECEFF3

18.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECEFF3	#FFFFFF	#000000	##000000
##ECEFF3	1.00	1.15	18.21	18.21
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.21	21.00	1.00	1.00
##000000	18.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EEEFF3

Deuteranopia (green-blind)

#EDEEF3

Tritanopia (blue-blind)

#EAF0F0

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #eceff3;
/* rgb */ color: rgb(236, 239, 243);
/* oklch */ color: oklch(95.1% 0.006 255.5);

Tailwind

colors: {
  custom: {
    50: '#f2f4f7',
    500: '#eceff3',
    950: '#000000',
  },
}

SCSS

$custom: #eceff3;
$custom-light: #f2f4f7;
$custom-dark: #000000;

JSON

{
  "hex": "#eceff3",
  "rgb": {
    "r": 236,
    "g": 239,
    "b": 243
  },
  "hsl": {
    "h": 214.286,
    "s": 22.581,
    "l": 93.922
  },
  "oklch": {
    "l": 0.95099,
    "c": 0.00627,
    "h": 255.5
  },
  "luminance": 0.86037
}

Semantic roles & 50–950 ramp

primary

#ECEFF3

secondary

#CBC3B8

accent

#7944A1

background

#FFFFFF

surface

#FEFEFE

border

#D6D6D6

text

#161717

muted

#858585

Preview Lab

Preview with #ECEFF3

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

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