#B9C738#B9C738

#B9C738 is a light, vivid yellow. Relative luminance 0.514; OKLCH L 79.4% C 0.161 H 115.0°. Best body text is #000000 at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#B9C738
RGB	rgb(185, 199, 56)
HSL	hsl(66, 56%, 50%)
HSV	hsv(66, 72%, 78%)
CMYK	cmyk(7%, 0%, 71.9%, 22%)
CIE-LAB	lab(76.95, -22.40, 65.71)
CIE-LCH	lch(76.95, 69.42, 108.83°)
OKLab	oklab(79.36% -0.068 0.1457)
OKLCH	oklch(79.36% 0.161 115)
XYZ	xyz(41.1459, 51.4474, 11.5034)
Luminance	0.5145 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9C738 #4638C7

analogous

#C78D38 #B9C738 #72C738

triadic

#B9C738 #38B9C7 #C738B9

tetradic

#B9C738 #38C78D #4638C7 #C73872

square

#B9C738 #38C78D #4638C7 #C73872

split-complementary

#B9C738 #3872C7 #8D38C7

monochromatic

#60671D #8D972B #B9C738 #CAD468 #DBE298

Accessibility & contrast

On white

1.86

#B9C738 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.29

#B9C738 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9C738

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9C738	#FFFFFF	#000000	##000000
##B9C738	1.00	1.86	11.29	11.29
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.29	21.00	1.00	1.00
##000000	11.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD1D

Deuteranopia (green-blind)

#D4BF44

Tritanopia (blue-blind)

#C5BBAB

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #b9c738;
/* rgb */ color: rgb(185, 199, 56);
/* oklch */ color: oklch(79.4% 0.161 115.0);

Tailwind

colors: {
  custom: {
    50: '#d1d778',
    500: '#b9c738',
    950: '#000000',
  },
}

SCSS

$custom: #b9c738;
$custom-light: #d1d778;
$custom-dark: #000000;

JSON

{
  "hex": "#b9c738",
  "rgb": {
    "r": 185,
    "g": 199,
    "b": 56
  },
  "hsl": {
    "h": 65.874,
    "s": 56.078,
    "l": 50
  },
  "oklch": {
    "l": 0.7936,
    "c": 0.16082,
    "h": 115
  },
  "luminance": 0.51447
}

Semantic roles & 50–950 ramp

primary

#B9C738

secondary

#383272

accent

#48DF57

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#14140A

muted

#83837D

Preview Lab

Preview with #B9C738

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

Preview Lab → · Contrast checker → · Palette generator →