#B5C437#B5C437

#B5C437 is a light, vivid yellow. Relative luminance 0.496; OKLCH L 78.4% C 0.159 H 115.5°. Best body text is #000000 at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#B5C437
RGB	rgb(181, 196, 55)
HSL	hsl(66, 56%, 49%)
HSV	hsv(66, 72%, 77%)
CMYK	cmyk(7.7%, 0%, 71.9%, 23.1%)
CIE-LAB	lab(75.81, -22.65, 64.86)
CIE-LCH	lch(75.81, 68.70, 109.25°)
OKLab	oklab(78.37% -0.0686 0.1439)
OKLCH	oklch(78.37% 0.159 115.5)
XYZ	xyz(39.4866, 49.5801, 11.1035)
Luminance	0.4958 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5C437 #4637C4

analogous

#C48D37 #B5C437 #6FC437

triadic

#B5C437 #37B5C4 #C437B5

tetradic

#B5C437 #37C48D #4637C4 #C4376F

square

#B5C437 #37C48D #4637C4 #C4376F

split-complementary

#B5C437 #376FC4 #8D37C4

monochromatic

#5D641C #89942A #B5C437 #C8D465 #D9E194

Accessibility & contrast

On white

1.92

#B5C437 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.92

#B5C437 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5C437

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5C437	#FFFFFF	#000000	##000000
##B5C437	1.00	1.92	10.92	10.92
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.92	21.00	1.00	1.00
##000000	10.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA1C

Deuteranopia (green-blind)

#D1BC42

Tritanopia (blue-blind)

#C1B9A9

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b5c437;
/* rgb */ color: rgb(181, 196, 55);
/* oklch */ color: oklch(78.4% 0.159 115.5);

Tailwind

colors: {
  custom: {
    50: '#cfd577',
    500: '#b5c437',
    950: '#000000',
  },
}

SCSS

$custom: #b5c437;
$custom-light: #cfd577;
$custom-dark: #000000;

JSON

{
  "hex": "#b5c437",
  "rgb": {
    "r": 181,
    "g": 196,
    "b": 55
  },
  "hsl": {
    "h": 66.383,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.78371,
    "c": 0.15939,
    "h": 115.5
  },
  "luminance": 0.49579
}

Semantic roles & 50–950 ramp

primary

#B5C437

secondary

#928BCC

accent

#48DF58

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#141409

muted

#83837B

Preview Lab

Preview with #B5C437

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

Preview Lab → · Contrast checker → · Palette generator →