#B4C437#B4C437

#B4C437 is a light, vivid yellow. Relative luminance 0.495; OKLCH L 78.3% C 0.160 H 115.9°. Best body text is #000000 at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#B4C437
RGB	rgb(180, 196, 55)
HSL	hsl(67, 56%, 49%)
HSV	hsv(67, 72%, 77%)
CMYK	cmyk(8.2%, 0%, 71.9%, 23.1%)
CIE-LAB	lab(75.74, -23.07, 64.76)
CIE-LCH	lch(75.74, 68.74, 109.61°)
OKLab	oklab(78.29% -0.0697 0.1437)
OKLCH	oklch(78.29% 0.16 115.9)
XYZ	xyz(39.2529, 49.4596, 11.0925)
Luminance	0.4946 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C437 #4737C4

analogous

#C48E37 #B4C437 #6DC437

triadic

#B4C437 #37B4C4 #C437B4

tetradic

#B4C437 #37C48E #4737C4 #C4376D

square

#B4C437 #37C48E #4737C4 #C4376D

split-complementary

#B4C437 #376DC4 #8E37C4

monochromatic

#5C641C #88942A #B4C437 #C7D465 #D8E194

Accessibility & contrast

On white

1.93

#B4C437 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.89

#B4C437 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C437

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C437	#FFFFFF	#000000	##000000
##B4C437	1.00	1.93	10.89	10.89
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.89	21.00	1.00	1.00
##000000	10.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA1C

Deuteranopia (green-blind)

#D0BC43

Tritanopia (blue-blind)

#BFB9A9

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b4c437;
/* rgb */ color: rgb(180, 196, 55);
/* oklch */ color: oklch(78.3% 0.160 115.9);

Tailwind

colors: {
  custom: {
    50: '#ced577',
    500: '#b4c437',
    950: '#000000',
  },
}

SCSS

$custom: #b4c437;
$custom-light: #ced577;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c437",
  "rgb": {
    "r": 180,
    "g": 196,
    "b": 55
  },
  "hsl": {
    "h": 66.809,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.78292,
    "c": 0.15971,
    "h": 115.9
  },
  "luminance": 0.49459
}

Semantic roles & 50–950 ramp

primary

#B4C437

secondary

#928BCC

accent

#48DF59

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#141409

muted

#83837B

Preview Lab

Preview with #B4C437

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

Preview Lab → · Contrast checker → · Palette generator →