#EFFEF3#EFFEF3

#EFFEF3 is a very light, muted green. Relative luminance 0.957; OKLCH L 98.3% C 0.021 H 154.1°. Best body text is #000000 at 20.14:1 contrast (WCAG AA passes).

Color values

HEX	#EFFEF3
RGB	rgb(239, 254, 243)
HSL	hsl(136, 88%, 97%)
HSV	hsv(136, 6%, 100%)
CMYK	cmyk(5.9%, 0%, 4.3%, 0.4%)
CIE-LAB	lab(98.31, -6.87, 3.56)
CIE-LCH	lch(98.31, 7.74, 152.58°)
OKLab	oklab(98.29% -0.0192 0.0093)
OKLCH	oklch(98.29% 0.021 154.1)
XYZ	xyz(87.2130, 95.7047, 98.6548)
Luminance	0.9570 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFEF3 #FEEFFA

analogous

#F3FEEF #EFFEF3 #EFFEFB

triadic

#EFFEF3 #F3EFFE #FEF3EF

tetradic

#EFFEF3 #EFF3FE #FEEFFA #FEFBEF

square

#EFFEF3 #EFF3FE #FEEFFA #FEFBEF

split-complementary

#EFFEF3 #FBEFFE #FEEFF3

monochromatic

#7CF79D #B5FAC8 #E2FDE9 #E2FDE9 #E2FDE9

Accessibility & contrast

On white

1.04

#EFFEF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

20.14

#EFFEF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFEF3

20.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFEF3	#FFFFFF	#000000	##000000
##EFFEF3	1.00	1.04	20.14	20.14
#FFFFFF	1.04	1.00	21.00	21.00
#000000	20.14	21.00	1.00	1.00
##000000	20.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEFBF2

Deuteranopia (green-blind)

#FBF9F4

Tritanopia (blue-blind)

#EDFEFB

Achromatopsia (no color)

#FAFAFA

Design tokens & code

CSS

--color: #effef3;
/* rgb */ color: rgb(239, 254, 243);
/* oklch */ color: oklch(98.3% 0.021 154.1);

Tailwind

colors: {
  custom: {
    50: '#f4fef7',
    500: '#effef3',
    950: '#000000',
  },
}

SCSS

$custom: #effef3;
$custom-light: #f4fef7;
$custom-dark: #000000;

JSON

{
  "hex": "#effef3",
  "rgb": {
    "r": 239,
    "g": 254,
    "b": 243
  },
  "hsl": {
    "h": 136,
    "s": 88.235,
    "l": 96.667
  },
  "oklch": {
    "l": 0.98292,
    "c": 0.02136,
    "h": 154.1
  },
  "luminance": 0.95705
}

Semantic roles & 50–950 ramp

primary

#EFFEF3

secondary

#EAA7D8

accent

#01A8E5

background

#FFFFFF

surface

#FEFFFE

border

#D6D7D6

text

#171717

muted

#858585

Preview Lab

Preview with #EFFEF3

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

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