#B5D440#B5D440

#B5D440 is a very light, vivid yellow-green. Relative luminance 0.573; OKLCH L 82.0% C 0.172 H 120.7°. Best body text is #000000 at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#B5D440
RGB	rgb(181, 212, 64)
HSL	hsl(73, 63%, 54%)
HSV	hsv(73, 70%, 83%)
CMYK	cmyk(14.6%, 0%, 69.8%, 16.9%)
CIE-LAB	lab(80.34, -29.85, 66.09)
CIE-LCH	lch(80.34, 72.52, 114.31°)
OKLab	oklab(82.03% -0.0877 0.1479)
OKLCH	oklch(82.03% 0.172 120.7)
XYZ	xyz(43.5257, 57.2810, 13.6128)
Luminance	0.5728 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D440 #5F40D4

analogous

#D4A940 #B5D440 #6BD440

triadic

#B5D440 #40B5D4 #D440B5

tetradic

#B5D440 #40D4A9 #5F40D4 #D4406B

square

#B5D440 #40D4A9 #5F40D4 #D4406B

split-complementary

#B5D440 #406BD4 #A940D4

monochromatic

#697D1C #93AF27 #B5D440 #C8DF72 #DCEAA4

Accessibility & contrast

On white

1.69

#B5D440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.46

#B5D440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D440

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D440	#FFFFFF	#000000	##000000
##B5D440	1.00	1.69	12.46	12.46
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.46	21.00	1.00	1.00
##000000	12.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C827

Deuteranopia (green-blind)

#DDC84C

Tritanopia (blue-blind)

#BFC9B7

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #b5d440;
/* rgb */ color: rgb(181, 212, 64);
/* oklch */ color: oklch(82.0% 0.172 120.7);

Tailwind

colors: {
  custom: {
    50: '#cfe17e',
    500: '#b5d440',
    950: '#000000',
  },
}

SCSS

$custom: #b5d440;
$custom-light: #cfe17e;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d440",
  "rgb": {
    "r": 181,
    "g": 212,
    "b": 64
  },
  "hsl": {
    "h": 72.568,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.82029,
    "c": 0.17199,
    "h": 120.7
  },
  "luminance": 0.57281
}

Semantic roles & 50–950 ramp

primary

#B5D440

secondary

#443385

accent

#42E664

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5D440

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

Preview Lab → · Contrast checker → · Palette generator →