#EFFCB5#EFFCB5

#EFFCB5 is a very light, moderate yellow-green. Relative luminance 0.913; OKLCH L 96.5% C 0.092 H 116.6°. Best body text is #000000 at 19.26:1 contrast (WCAG AA passes).

Color values

HEX	#EFFCB5
RGB	rgb(239, 252, 181)
HSL	hsl(71, 92%, 85%)
HSV	hsv(71, 28%, 99%)
CMYK	cmyk(5.2%, 0%, 28.2%, 1.2%)
CIE-LAB	lab(96.54, -15.46, 32.67)
CIE-LCH	lch(96.54, 36.14, 115.33°)
OKLab	oklab(96.47% -0.041 0.082)
OKLCH	oklch(96.47% 0.092 116.6)
XYZ	xyz(78.7472, 91.3082, 57.1829)
Luminance	0.9131 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFCB5 #C2B5FC

analogous

#FCE6B5 #EFFCB5 #CCFCB5

triadic

#EFFCB5 #B5EFFC #FCB5EF

tetradic

#EFFCB5 #B5FCE6 #C2B5FC #FCB5CC

square

#EFFCB5 #B5FCE6 #C2B5FC #FCB5CC

split-complementary

#EFFCB5 #B5CCFC #E6B5FC

monochromatic

#D6F73F #E2FA7A #EFFCB5 #F9FEE2 #F9FEE2

Accessibility & contrast

On white

1.09

#EFFCB5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.26

#EFFCB5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFCB5

19.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFCB5	#FFFFFF	#000000	##000000
##EFFCB5	1.00	1.09	19.26	19.26
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.26	21.00	1.00	1.00
##000000	19.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5B0

Deuteranopia (green-blind)

#FFF6B8

Tritanopia (blue-blind)

#F7F4E9

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #effcb5;
/* rgb */ color: rgb(239, 252, 181);
/* oklch */ color: oklch(96.5% 0.092 116.6);

Tailwind

colors: {
  custom: {
    50: '#f5fdcb',
    500: '#effcb5',
    950: '#000000',
  },
}

SCSS

$custom: #effcb5;
$custom-light: #f5fdcb;
$custom-dark: #000000;

JSON

{
  "hex": "#effcb5",
  "rgb": {
    "r": 239,
    "g": 252,
    "b": 181
  },
  "hsl": {
    "h": 70.986,
    "s": 92.208,
    "l": 84.902
  },
  "oklch": {
    "l": 0.96466,
    "c": 0.09166,
    "h": 116.6
  },
  "luminance": 0.91308
}

Semantic roles & 50–950 ramp

primary

#EFFCB5

secondary

#8874E1

accent

#00E62A

background

#FFFFFE

surface

#FEFFFA

border

#D6D7D3

text

#171713

muted

#858583

Preview Lab

Preview with #EFFCB5

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

Preview Lab → · Contrast checker → · Palette generator →