#EFFFF6#EFFFF6

#EFFFF6 is a very light, muted green. Relative luminance 0.965; OKLCH L 98.6% C 0.021 H 161.5°. Best body text is #000000 at 20.31:1 contrast (WCAG AA passes).

Color values

HEX	#EFFFF6
RGB	rgb(239, 255, 246)
HSL	hsl(146, 100%, 97%)
HSV	hsv(146, 6%, 100%)
CMYK	cmyk(6.3%, 0%, 3.5%, 0%)
CIE-LAB	lab(98.64, -6.84, 2.50)
CIE-LCH	lch(98.64, 7.28, 159.94°)
OKLab	oklab(98.57% -0.0194 0.0065)
OKLCH	oklch(98.57% 0.021 161.5)
XYZ	xyz(87.9879, 96.5238, 101.1663)
Luminance	0.9653 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFFF6 #FFEFF8

analogous

#F0FFEF #EFFFF6 #EFFFFE

triadic

#EFFFF6 #F6EFFF #FFF6EF

tetradic

#EFFFF6 #EFF0FF #FFEFF8 #FFFEEF

square

#EFFFF6 #EFF0FF #FFEFF8 #FFFEEF

split-complementary

#EFFFF6 #FEEFFF #FFEFF0

monochromatic

#75FFB1 #B2FFD4 #E0FFEE #E0FFEE #E0FFEE

Accessibility & contrast

On white

1.03

#EFFFF6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

20.31

#EFFFF6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFFF6

20.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFFF6	#FFFFFF	#000000	##000000
##EFFFF6	1.00	1.03	20.31	20.31
#FFFFFF	1.03	1.00	21.00	21.00
#000000	20.31	21.00	1.00	1.00
##000000	20.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEFCF6

Deuteranopia (green-blind)

#FBFAF6

Tritanopia (blue-blind)

#ECFFFC

Achromatopsia (no color)

#FBFBFB

Design tokens & code

CSS

--color: #effff6;
/* rgb */ color: rgb(239, 255, 246);
/* oklch */ color: oklch(98.6% 0.021 161.5);

Tailwind

colors: {
  custom: {
    50: '#f4fff9',
    500: '#effff6',
    950: '#000000',
  },
}

SCSS

$custom: #effff6;
$custom-light: #f4fff9;
$custom-dark: #000000;

JSON

{
  "hex": "#effff6",
  "rgb": {
    "r": 239,
    "g": 255,
    "b": 246
  },
  "hsl": {
    "h": 146.25,
    "s": 100,
    "l": 96.863
  },
  "oklch": {
    "l": 0.98573,
    "c": 0.0205,
    "h": 161.5
  },
  "luminance": 0.96525
}

Semantic roles & 50–950 ramp

primary

#EFFFF6

secondary

#EFA3CE

accent

#0081E6

background

#FFFFFF

surface

#FEFFFF

border

#D6D7D7

text

#171817

muted

#858685

Preview Lab

Preview with #EFFFF6

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

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