#B5D733#B5D733

#B5D733 is a very light, vivid yellow-green. Relative luminance 0.587; OKLCH L 82.6% C 0.183 H 121.1°. Best body text is #000000 at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#B5D733
RGB	rgb(181, 215, 51)
HSL	hsl(72, 67%, 52%)
HSV	hsv(72, 76%, 84%)
CMYK	cmyk(15.8%, 0%, 76.3%, 15.7%)
CIE-LAB	lab(81.11, -31.90, 71.17)
CIE-LCH	lch(81.11, 77.99, 114.15°)
OKLab	oklab(82.63% -0.0944 0.1565)
OKLCH	oklch(82.63% 0.183 121.1)
XYZ	xyz(43.9548, 58.6637, 12.1389)
Luminance	0.5866 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D733 #5533D7

analogous

#D7A733 #B5D733 #63D733

triadic

#B5D733 #33B5D7 #D733B5

tetradic

#B5D733 #33D7A7 #5533D7 #D73363

square

#B5D733 #33D7A7 #5533D7 #D73363

split-complementary

#B5D733 #3363D7 #A733D7

monochromatic

#647818 #8FAB22 #B5D733 #C8E166 #DAEB99

Accessibility & contrast

On white

1.65

#B5D733 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.73

#B5D733 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D733

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D733	#FFFFFF	#000000	##000000
##B5D733	1.00	1.65	12.73	12.73
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.73	21.00	1.00	1.00
##000000	12.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CA01

Deuteranopia (green-blind)

#E0CA43

Tritanopia (blue-blind)

#BFCCB8

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #b5d733;
/* rgb */ color: rgb(181, 215, 51);
/* oklch */ color: oklch(82.6% 0.183 121.1);

Tailwind

colors: {
  custom: {
    50: '#cfe378',
    500: '#b5d733',
    950: '#000000',
  },
}

SCSS

$custom: #b5d733;
$custom-light: #cfe378;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d733",
  "rgb": {
    "r": 181,
    "g": 215,
    "b": 51
  },
  "hsl": {
    "h": 72.439,
    "s": 67.213,
    "l": 52.157
  },
  "oklch": {
    "l": 0.82626,
    "c": 0.18281,
    "h": 121.1
  },
  "luminance": 0.58664
}

Semantic roles & 50–950 ramp

primary

#B5D733

secondary

#3F2E80

accent

#3EEA61

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5D733

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

Preview Lab → · Contrast checker → · Palette generator →