#EFFBE4#EFFBE4

#EFFBE4 is a very light, muted yellow-green. Relative luminance 0.929; OKLCH L 97.3% C 0.033 H 129.7°. Best body text is #000000 at 19.59:1 contrast (WCAG AA passes).

Color values

HEX	#EFFBE4
RGB	rgb(239, 251, 228)
HSL	hsl(91, 74%, 94%)
HSV	hsv(91, 9%, 98%)
CMYK	cmyk(4.8%, 0%, 9.2%, 1.6%)
CIE-LAB	lab(97.21, -7.95, 9.67)
CIE-LCH	lch(97.21, 12.52, 129.42°)
OKLab	oklab(97.3% -0.0209 0.0252)
OKLCH	oklch(97.3% 0.033 129.7)
XYZ	xyz(84.0951, 92.9463, 86.8938)
Luminance	0.9295 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFBE4 #F0E4FB

analogous

#FBFBE4 #EFFBE4 #E4FBE5

triadic

#EFFBE4 #E4EFFB #FBE4EF

tetradic

#EFFBE4 #E4FBFB #F0E4FB #FBE5E4

square

#EFFBE4 #E4FBFB #F0E4FB #FBE5E4

split-complementary

#EFFBE4 #E5E4FB #FBE4FB

monochromatic

#B0EB79 #CFF3AF #EFFBE4 #EFFBE4 #EFFBE4

Accessibility & contrast

On white

1.07

#EFFBE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.59

#EFFBE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFBE4

19.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFBE4	#FFFFFF	#000000	##000000
##EFFBE4	1.00	1.07	19.59	19.59
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.59	21.00	1.00	1.00
##000000	19.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEF7E3

Deuteranopia (green-blind)

#FCF7E5

Tritanopia (blue-blind)

#F0F9F4

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #effbe4;
/* rgb */ color: rgb(239, 251, 228);
/* oklch */ color: oklch(97.3% 0.033 129.7);

Tailwind

colors: {
  custom: {
    50: '#f4fcec',
    500: '#effbe4',
    950: '#000000',
  },
}

SCSS

$custom: #effbe4;
$custom-light: #f4fcec;
$custom-dark: #000000;

JSON

{
  "hex": "#effbe4",
  "rgb": {
    "r": 239,
    "g": 251,
    "b": 228
  },
  "hsl": {
    "h": 91.304,
    "s": 74.194,
    "l": 93.922
  },
  "oklch": {
    "l": 0.97301,
    "c": 0.03276,
    "h": 129.7
  },
  "luminance": 0.92947
}

Semantic roles & 50–950 ramp

primary

#EFFBE4

secondary

#C3A2E1

accent

#0FD677

background

#FFFFFE

surface

#FEFFFD

border

#D6D7D5

text

#171716

muted

#858584

Preview Lab

Preview with #EFFBE4

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

Preview Lab → · Contrast checker → · Palette generator →