#EFFBE3#EFFBE3

#EFFBE3 is a very light, muted yellow-green. Relative luminance 0.929; OKLCH L 97.3% C 0.034 H 128.9°. Best body text is #000000 at 19.58:1 contrast (WCAG AA passes).

Color values

HEX	#EFFBE3
RGB	rgb(239, 251, 227)
HSL	hsl(90, 75%, 94%)
HSV	hsv(90, 10%, 98%)
CMYK	cmyk(4.8%, 0%, 9.6%, 1.6%)
CIE-LAB	lab(97.18, -8.12, 10.15)
CIE-LCH	lch(97.18, 13.00, 128.64°)
OKLab	oklab(97.28% -0.0213 0.0265)
OKLCH	oklch(97.28% 0.034 128.9)
XYZ	xyz(83.9567, 92.8909, 86.1648)
Luminance	0.9289 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFBE3 #EFE3FB

analogous

#FBFBE3 #EFFBE3 #E3FBE3

triadic

#EFFBE3 #E3EFFB #FBE3EF

tetradic

#EFFBE3 #E3FBFB #EFE3FB #FBE3E3

square

#EFFBE3 #E3FBFB #EFE3FB #FBE3E3

split-complementary

#EFFBE3 #E3E3FB #FBE3FB

monochromatic

#B2EC78 #D0F3AD #EFFBE3 #F0FBE4 #F0FBE4

Accessibility & contrast

On white

1.07

#EFFBE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.58

#EFFBE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFBE3

19.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFBE3	#FFFFFF	#000000	##000000
##EFFBE3	1.00	1.07	19.58	19.58
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.58	21.00	1.00	1.00
##000000	19.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEF7E2

Deuteranopia (green-blind)

#FCF7E4

Tritanopia (blue-blind)

#F0F9F4

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #effbe3;
/* rgb */ color: rgb(239, 251, 227);
/* oklch */ color: oklch(97.3% 0.034 128.9);

Tailwind

colors: {
  custom: {
    50: '#f4fceb',
    500: '#effbe3',
    950: '#000000',
  },
}

SCSS

$custom: #effbe3;
$custom-light: #f4fceb;
$custom-dark: #000000;

JSON

{
  "hex": "#effbe3",
  "rgb": {
    "r": 239,
    "g": 251,
    "b": 227
  },
  "hsl": {
    "h": 90,
    "s": 75,
    "l": 93.725
  },
  "oklch": {
    "l": 0.97276,
    "c": 0.03397,
    "h": 128.9
  },
  "luminance": 0.92891
}

Semantic roles & 50–950 ramp

primary

#EFFBE3

secondary

#C1A1E2

accent

#0ED773

background

#FFFFFE

surface

#FEFFFD

border

#D6D7D5

text

#171716

muted

#858584

Preview Lab

Preview with #EFFBE3

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

Preview Lab → · Contrast checker → · Palette generator →