#B5C733#B5C733

#B5C733 is a light, vivid yellow. Relative luminance 0.509; OKLCH L 79.0% C 0.165 H 116.5°. Best body text is #000000 at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#B5C733
RGB	rgb(181, 199, 51)
HSL	hsl(67, 59%, 49%)
HSV	hsv(67, 74%, 78%)
CMYK	cmyk(9%, 0%, 74.4%, 22%)
CIE-LAB	lab(76.62, -24.31, 66.98)
CIE-LCH	lch(76.62, 71.26, 109.94°)
OKLab	oklab(79.02% -0.0735 0.1477)
OKLCH	oklch(79.02% 0.165 116.5)
XYZ	xyz(40.0781, 50.9102, 10.8467)
Luminance	0.5091 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5C733 #4533C7

analogous

#C78F33 #B5C733 #6BC733

triadic

#B5C733 #33B5C7 #C733B5

tetradic

#B5C733 #33C78F #4533C7 #C7336B

square

#B5C733 #33C78F #4533C7 #C7336B

split-complementary

#B5C733 #336BC7 #8F33C7

monochromatic

#5C661A #899627 #B5C733 #C8D661 #D9E391

Accessibility & contrast

On white

1.88

#B5C733 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.18

#B5C733 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5C733

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5C733	#FFFFFF	#000000	##000000
##B5C733	1.00	1.88	11.18	11.18
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.18	21.00	1.00	1.00
##000000	11.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BC11

Deuteranopia (green-blind)

#D3BE40

Tritanopia (blue-blind)

#C1BCAB

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #b5c733;
/* rgb */ color: rgb(181, 199, 51);
/* oklch */ color: oklch(79.0% 0.165 116.5);

Tailwind

colors: {
  custom: {
    50: '#cfd776',
    500: '#b5c733',
    950: '#000000',
  },
}

SCSS

$custom: #b5c733;
$custom-light: #cfd776;
$custom-dark: #000000;

JSON

{
  "hex": "#b5c733",
  "rgb": {
    "r": 181,
    "g": 199,
    "b": 51
  },
  "hsl": {
    "h": 67.297,
    "s": 59.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.79017,
    "c": 0.16498,
    "h": 116.5
  },
  "luminance": 0.5091
}

Semantic roles & 50–950 ramp

primary

#B5C733

secondary

#362E70

accent

#45E259

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B5C733

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

Preview Lab → · Contrast checker → · Palette generator →