#EFFBBF#EFFBBF

#EFFBBF is a very light, moderate yellow-green. Relative luminance 0.911; OKLCH L 96.5% C 0.078 H 117.1°. Best body text is #000000 at 19.22:1 contrast (WCAG AA passes).

Color values

HEX	#EFFBBF
RGB	rgb(239, 251, 191)
HSL	hsl(72, 88%, 87%)
HSV	hsv(72, 24%, 98%)
CMYK	cmyk(4.8%, 0%, 23.9%, 1.6%)
CIE-LAB	lab(96.45, -13.62, 27.51)
CIE-LCH	lch(96.45, 30.70, 116.34°)
OKLab	oklab(96.46% -0.0356 0.0697)
OKLCH	oklch(96.46% 0.078 117.1)
XYZ	xyz(79.4971, 91.1070, 62.6775)
Luminance	0.9111 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFBBF #CBBFFB

analogous

#FBE9BF #EFFBBF #D1FBBF

triadic

#EFFBBF #BFEFFB #FBBFEF

tetradic

#EFFBBF #BFFBE9 #CBBFFB #FBBFD1

square

#EFFBBF #BFFBE9 #CBBFFB #FBBFD1

split-complementary

#EFFBBF #BFD1FB #E9BFFB

monochromatic

#D2F44C #E1F785 #EFFBBF #F8FDE2 #F8FDE2

Accessibility & contrast

On white

1.09

#EFFBBF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.22

#EFFBBF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFBBF

19.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFBBF	#FFFFFF	#000000	##000000
##EFFBBF	1.00	1.09	19.22	19.22
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.22	21.00	1.00	1.00
##000000	19.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5BB

Deuteranopia (green-blind)

#FFF5C1

Tritanopia (blue-blind)

#F5F4EB

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #effbbf;
/* rgb */ color: rgb(239, 251, 191);
/* oklch */ color: oklch(96.5% 0.078 117.1);

Tailwind

colors: {
  custom: {
    50: '#f4fcd2',
    500: '#effbbf',
    950: '#000000',
  },
}

SCSS

$custom: #effbbf;
$custom-light: #f4fcd2;
$custom-dark: #000000;

JSON

{
  "hex": "#effbbf",
  "rgb": {
    "r": 239,
    "g": 251,
    "b": 191
  },
  "hsl": {
    "h": 72,
    "s": 88.235,
    "l": 86.667
  },
  "oklch": {
    "l": 0.96457,
    "c": 0.0783,
    "h": 117.1
  },
  "luminance": 0.91107
}

Semantic roles & 50–950 ramp

primary

#EFFBBF

secondary

#917EE0

accent

#01E52E

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171714

muted

#858583

Preview Lab

Preview with #EFFBBF

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

Preview Lab → · Contrast checker → · Palette generator →