#B9CA37#B9CA37

#B9CA37 is a light, vivid yellow. Relative luminance 0.528; OKLCH L 80.0% C 0.165 H 116.0°. Best body text is #000000 at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#B9CA37
RGB	rgb(185, 202, 55)
HSL	hsl(67, 58%, 50%)
HSV	hsv(67, 73%, 79%)
CMYK	cmyk(8.4%, 0%, 72.8%, 20.8%)
CIE-LAB	lab(77.78, -23.92, 66.85)
CIE-LCH	lch(77.78, 71.00, 109.69°)
OKLab	oklab(80.02% -0.0723 0.148)
OKLCH	oklch(80.02% 0.165 116)
XYZ	xyz(41.8188, 52.8318, 11.6083)
Luminance	0.5283 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9CA37 #4837CA

analogous

#CA9237 #B9CA37 #6FCA37

triadic

#B9CA37 #37B9CA #CA37B9

tetradic

#B9CA37 #37CA92 #4837CA #CA376F

square

#B9CA37 #37CA92 #4837CA #CA376F

split-complementary

#B9CA37 #376FCA #9237CA

monochromatic

#616A1C #8E9B29 #B9CA37 #CAD767 #DBE498

Accessibility & contrast

On white

1.82

#B9CA37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.57

#B9CA37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9CA37

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9CA37	#FFFFFF	#000000	##000000
##B9CA37	1.00	1.82	11.57	11.57
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.57	21.00	1.00	1.00
##000000	11.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8BF19

Deuteranopia (green-blind)

#D7C143

Tritanopia (blue-blind)

#C5BEAE

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #b9ca37;
/* rgb */ color: rgb(185, 202, 55);
/* oklch */ color: oklch(80.0% 0.165 116.0);

Tailwind

colors: {
  custom: {
    50: '#d2da78',
    500: '#b9ca37',
    950: '#000000',
  },
}

SCSS

$custom: #b9ca37;
$custom-light: #d2da78;
$custom-dark: #000000;

JSON

{
  "hex": "#b9ca37",
  "rgb": {
    "r": 185,
    "g": 202,
    "b": 55
  },
  "hsl": {
    "h": 66.939,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.80022,
    "c": 0.16469,
    "h": 116
  },
  "luminance": 0.52831
}

Semantic roles & 50–950 ramp

primary

#B9CA37

secondary

#393174

accent

#46E158

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#14140A

muted

#83837D

Preview Lab

Preview with #B9CA37

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

Preview Lab → · Contrast checker → · Palette generator →