#B9C52C#B9C52C

#B9C52C is a light, vivid yellow. Relative luminance 0.504; OKLCH L 78.8% C 0.165 H 114.2°. Best body text is #000000 at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#B9C52C
RGB	rgb(185, 197, 44)
HSL	hsl(65, 63%, 47%)
HSV	hsv(65, 78%, 77%)
CMYK	cmyk(6.1%, 0%, 77.7%, 22.7%)
CIE-LAB	lab(76.33, -21.95, 69.00)
CIE-LCH	lch(76.33, 72.41, 107.65°)
OKLab	oklab(78.85% -0.0678 0.1506)
OKLCH	oklch(78.85% 0.165 114.2)
XYZ	xyz(40.4297, 50.4294, 9.9865)
Luminance	0.5043 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9C52C #382CC5

analogous

#C5852C #B9C52C #6DC52C

triadic

#B9C52C #2CB9C5 #C52CB9

tetradic

#B9C52C #2CC585 #382CC5 #C52C6D

square

#B9C52C #2CC585 #382CC5 #C52C6D

split-complementary

#B9C52C #2C6DC5 #852CC5

monochromatic

#5B6116 #8A9321 #B9C52C #CFD955 #DDE487

Accessibility & contrast

On white

1.89

#B9C52C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.09

#B9C52C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9C52C

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9C52C	#FFFFFF	#000000	##000000
##B9C52C	1.00	1.89	11.09	11.09
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.09	21.00	1.00	1.00
##000000	11.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BB00

Deuteranopia (green-blind)

#D3BE3A

Tritanopia (blue-blind)

#C6B9A9

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #b9c52c;
/* rgb */ color: rgb(185, 197, 44);
/* oklch */ color: oklch(78.8% 0.165 114.2);

Tailwind

colors: {
  custom: {
    50: '#d2d673',
    500: '#b9c52c',
    950: '#000000',
  },
}

SCSS

$custom: #b9c52c;
$custom-light: #d2d673;
$custom-dark: #000000;

JSON

{
  "hex": "#b9c52c",
  "rgb": {
    "r": 185,
    "g": 197,
    "b": 44
  },
  "hsl": {
    "h": 64.706,
    "s": 63.485,
    "l": 47.255
  },
  "oklch": {
    "l": 0.78845,
    "c": 0.16517,
    "h": 114.2
  },
  "luminance": 0.50429
}

Semantic roles & 50–950 ramp

primary

#B9C52C

secondary

#2F296C

accent

#41E74E

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#151409

muted

#84837D

Preview Lab

Preview with #B9C52C

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

Preview Lab → · Contrast checker → · Palette generator →