#B9C52F#B9C52F

#B9C52F is a light, vivid yellow. Relative luminance 0.505; OKLCH L 78.9% C 0.164 H 114.2°. Best body text is #000000 at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#B9C52F
RGB	rgb(185, 197, 47)
HSL	hsl(65, 61%, 48%)
HSV	hsv(65, 76%, 77%)
CMYK	cmyk(6.1%, 0%, 76.1%, 22.7%)
CIE-LAB	lab(76.35, -21.83, 68.11)
CIE-LCH	lch(76.35, 71.52, 107.77°)
OKLab	oklab(78.86% -0.0672 0.1492)
OKLCH	oklch(78.86% 0.164 114.2)
XYZ	xyz(40.4882, 50.4528, 10.2943)
Luminance	0.5045 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9C52F #3B2FC5

analogous

#C5862F #B9C52F #6EC52F

triadic

#B9C52F #2FB9C5 #C52FB9

tetradic

#B9C52F #2FC586 #3B2FC5 #C52F6E

square

#B9C52F #2FC586 #3B2FC5 #C52F6E

split-complementary

#B9C52F #2F6EC5 #862FC5

monochromatic

#5C6217 #8B9423 #B9C52F #CDD85A #DCE38B

Accessibility & contrast

On white

1.89

#B9C52F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.09

#B9C52F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9C52F

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9C52F	#FFFFFF	#000000	##000000
##B9C52F	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)

#D4BB04

Deuteranopia (green-blind)

#D3BE3C

Tritanopia (blue-blind)

#C5B9A9

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #b9c52f;
/* rgb */ color: rgb(185, 197, 47);
/* oklch */ color: oklch(78.9% 0.164 114.2);

Tailwind

colors: {
  custom: {
    50: '#d2d674',
    500: '#b9c52f',
    950: '#000000',
  },
}

SCSS

$custom: #b9c52f;
$custom-light: #d2d674;
$custom-dark: #000000;

JSON

{
  "hex": "#b9c52f",
  "rgb": {
    "r": 185,
    "g": 197,
    "b": 47
  },
  "hsl": {
    "h": 64.8,
    "s": 61.475,
    "l": 47.843
  },
  "oklch": {
    "l": 0.78861,
    "c": 0.16368,
    "h": 114.2
  },
  "luminance": 0.50452
}

Semantic roles & 50–950 ramp

primary

#B9C52F

secondary

#312B6D

accent

#43E550

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#151409

muted

#84837D

Preview Lab

Preview with #B9C52F

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

Preview Lab → · Contrast checker → · Palette generator →