#B4C13F#B4C13F

#B4C13F is a light, vivid yellow. Relative luminance 0.482; OKLCH L 77.7% C 0.151 H 114.9°. Best body text is #000000 at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#B4C13F
RGB	rgb(180, 193, 63)
HSL	hsl(66, 51%, 50%)
HSV	hsv(66, 67%, 76%)
CMYK	cmyk(6.7%, 0%, 67.4%, 24.3%)
CIE-LAB	lab(74.95, -21.16, 61.03)
CIE-LCH	lch(74.95, 64.59, 109.12°)
OKLab	oklab(77.68% -0.0636 0.1372)
OKLCH	oklch(77.68% 0.151 114.9)
XYZ	xyz(38.7905, 48.2028, 11.9623)
Luminance	0.4820 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C13F #4C3FC1

analogous

#C18D3F #B4C13F #73C13F

triadic

#B4C13F #3FB4C1 #C13FB4

tetradic

#B4C13F #3FC18D #4C3FC1 #C13F73

square

#B4C13F #3FC18D #4C3FC1 #C13F73

split-complementary

#B4C13F #3F73C1 #8D3FC1

monochromatic

#5E6521 #899330 #B4C13F #C6D06D #D8DF9C

Accessibility & contrast

On white

1.97

#B4C13F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.64

#B4C13F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C13F

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C13F	#FFFFFF	#000000	##000000
##B4C13F	1.00	1.97	10.64	10.64
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.64	21.00	1.00	1.00
##000000	10.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB82C

Deuteranopia (green-blind)

#CEBA48

Tritanopia (blue-blind)

#BFB6A7

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b4c13f;
/* rgb */ color: rgb(180, 193, 63);
/* oklch */ color: oklch(77.7% 0.151 114.9);

Tailwind

colors: {
  custom: {
    50: '#ced37b',
    500: '#b4c13f',
    950: '#000000',
  },
}

SCSS

$custom: #b4c13f;
$custom-light: #ced37b;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c13f",
  "rgb": {
    "r": 180,
    "g": 193,
    "b": 63
  },
  "hsl": {
    "h": 66,
    "s": 51.181,
    "l": 50.196
  },
  "oklch": {
    "l": 0.7768,
    "c": 0.15119,
    "h": 114.9
  },
  "luminance": 0.48202
}

Semantic roles & 50–950 ramp

primary

#B4C13F

secondary

#9791CB

accent

#4DDB5B

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#14140A

muted

#83827C

Preview Lab

Preview with #B4C13F

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

Preview Lab → · Contrast checker → · Palette generator →