#B4C03E#B4C03E

#B4C03E is a light, vivid yellow. Relative luminance 0.477; OKLCH L 77.5% C 0.151 H 114.5°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#B4C03E
RGB	rgb(180, 192, 62)
HSL	hsl(66, 51%, 50%)
HSV	hsv(66, 68%, 75%)
CMYK	cmyk(6.2%, 0%, 67.7%, 24.7%)
CIE-LAB	lab(74.67, -20.72, 61.12)
CIE-LCH	lch(74.67, 64.54, 108.73°)
OKLab	oklab(77.45% -0.0625 0.1372)
OKLCH	oklch(77.45% 0.151 114.5)
XYZ	xyz(38.5425, 47.7511, 11.7430)
Luminance	0.4775 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C03E #4A3EC0

analogous

#C08B3E #B4C03E #73C03E

triadic

#B4C03E #3EB4C0 #C03EB4

tetradic

#B4C03E #3EC08B #4A3EC0 #C03E73

square

#B4C03E #3EC08B #4A3EC0 #C03E73

split-complementary

#B4C03E #3E73C0 #8B3EC0

monochromatic

#5D6320 #89922F #B4C03E #C6CF6C #D8DE9A

Accessibility & contrast

On white

1.99

#B4C03E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.55

#B4C03E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C03E

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C03E	#FFFFFF	#000000	##000000
##B4C03E	1.00	1.99	10.55	10.55
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.55	21.00	1.00	1.00
##000000	10.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB72A

Deuteranopia (green-blind)

#CDB948

Tritanopia (blue-blind)

#BFB5A6

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b4c03e;
/* rgb */ color: rgb(180, 192, 62);
/* oklch */ color: oklch(77.5% 0.151 114.5);

Tailwind

colors: {
  custom: {
    50: '#ced27b',
    500: '#b4c03e',
    950: '#000000',
  },
}

SCSS

$custom: #b4c03e;
$custom-light: #ced27b;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c03e",
  "rgb": {
    "r": 180,
    "g": 192,
    "b": 62
  },
  "hsl": {
    "h": 65.538,
    "s": 51.181,
    "l": 49.804
  },
  "oklch": {
    "l": 0.7745,
    "c": 0.15077,
    "h": 114.5
  },
  "luminance": 0.4775
}

Semantic roles & 50–950 ramp

primary

#B4C03E

secondary

#958FCA

accent

#4DDB5A

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#14140A

muted

#83827C

Preview Lab

Preview with #B4C03E

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

Preview Lab → · Contrast checker → · Palette generator →