#EFFBF9#EFFBF9

#EFFBF9 is a very light, near-neutral teal. Relative luminance 0.942; OKLCH L 97.9% C 0.013 H 185.1°. Best body text is #000000 at 19.84:1 contrast (WCAG AA passes).

Color values

HEX	#EFFBF9
RGB	rgb(239, 251, 249)
HSL	hsl(170, 60%, 96%)
HSV	hsv(170, 5%, 98%)
CMYK	cmyk(4.8%, 0%, 0.8%, 1.6%)
CIE-LAB	lab(97.71, -4.29, -0.41)
CIE-LCH	lch(97.71, 4.31, 185.42°)
OKLab	oklab(97.86% -0.0128 -0.0011)
OKLCH	oklch(97.86% 0.013 185.1)
XYZ	xyz(87.1893, 94.1839, 103.1900)
Luminance	0.9418 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFBF9 #FBEFF1

analogous

#EFFBF3 #EFFBF9 #EFF7FB

triadic

#EFFBF9 #F9EFFB #FBF9EF

tetradic

#EFFBF9 #F3EFFB #FBEFF1 #F7FBEF

square

#EFFBF9 #F3EFFB #FBEFF1 #F7FBEF

split-complementary

#EFFBF9 #FBEFF7 #FBF3EF

monochromatic

#8DE3D4 #BEEFE7 #E7F9F6 #E7F9F6 #E7F9F6

Accessibility & contrast

On white

1.06

#EFFBF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.84

#EFFBF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFBF9

19.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFBF9	#FFFFFF	#000000	##000000
##EFFBF9	1.00	1.06	19.84	19.84
#FFFFFF	1.06	1.00	21.00	21.00
#000000	19.84	21.00	1.00	1.00
##000000	19.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAF9F9

Deuteranopia (green-blind)

#F7F8F9

Tritanopia (blue-blind)

#ECFCFA

Achromatopsia (no color)

#F8F8F8

Design tokens & code

CSS

--color: #effbf9;
/* rgb */ color: rgb(239, 251, 249);
/* oklch */ color: oklch(97.9% 0.013 185.1);

Tailwind

colors: {
  custom: {
    50: '#f4fcfb',
    500: '#effbf9',
    950: '#000000',
  },
}

SCSS

$custom: #effbf9;
$custom-light: #f4fcfb;
$custom-dark: #000000;

JSON

{
  "hex": "#effbf9",
  "rgb": {
    "r": 239,
    "g": 251,
    "b": 249
  },
  "hsl": {
    "h": 170,
    "s": 60,
    "l": 96.078
  },
  "oklch": {
    "l": 0.97861,
    "c": 0.01289,
    "h": 185.1
  },
  "luminance": 0.94185
}

Semantic roles & 50–950 ramp

primary

#EFFBF9

secondary

#DFB0B7

accent

#1E3AC8

background

#FFFFFF

surface

#FEFFFF

border

#D6D7D7

text

#171717

muted

#858585

Preview Lab

Preview with #EFFBF9

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

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