#B4C439#B4C439

#B4C439 is a light, vivid yellow. Relative luminance 0.495; OKLCH L 78.3% C 0.158 H 115.9°. Best body text is #000000 at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#B4C439
RGB	rgb(180, 196, 57)
HSL	hsl(67, 55%, 50%)
HSV	hsv(67, 71%, 77%)
CMYK	cmyk(8.2%, 0%, 70.9%, 23.1%)
CIE-LAB	lab(75.75, -22.97, 64.06)
CIE-LCH	lch(75.75, 68.05, 109.72°)
OKLab	oklab(78.31% -0.0692 0.1426)
OKLCH	oklch(78.31% 0.158 115.9)
XYZ	xyz(39.3018, 49.4791, 11.3501)
Luminance	0.4948 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C439 #4939C4

analogous

#C48E39 #B4C439 #6FC439

triadic

#B4C439 #39B4C4 #C439B4

tetradic

#B4C439 #39C48E #4939C4 #C4396F

square

#B4C439 #39C48E #4939C4 #C4396F

split-complementary

#B4C439 #396FC4 #8E39C4

monochromatic

#5D651D #88952B #B4C439 #C7D367 #D8E197

Accessibility & contrast

On white

1.93

#B4C439 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.90

#B4C439 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C439

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C439	#FFFFFF	#000000	##000000
##B4C439	1.00	1.93	10.90	10.90
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.90	21.00	1.00	1.00
##000000	10.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA20

Deuteranopia (green-blind)

#D0BC44

Tritanopia (blue-blind)

#BFB9A9

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b4c439;
/* rgb */ color: rgb(180, 196, 57);
/* oklch */ color: oklch(78.3% 0.158 115.9);

Tailwind

colors: {
  custom: {
    50: '#ced578',
    500: '#b4c439',
    950: '#000000',
  },
}

SCSS

$custom: #b4c439;
$custom-light: #ced578;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c439",
  "rgb": {
    "r": 180,
    "g": 196,
    "b": 57
  },
  "hsl": {
    "h": 66.906,
    "s": 54.941,
    "l": 49.608
  },
  "oklch": {
    "l": 0.78306,
    "c": 0.15849,
    "h": 115.9
  },
  "luminance": 0.49479
}

Semantic roles & 50–950 ramp

primary

#B4C439

secondary

#948DCC

accent

#4ADE5B

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#14140A

muted

#83837C

Preview Lab

Preview with #B4C439

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

Preview Lab → · Contrast checker → · Palette generator →