#B4C438#B4C438

#B4C438 is a light, vivid yellow. Relative luminance 0.495; OKLCH L 78.3% C 0.159 H 115.9°. Best body text is #000000 at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#B4C438
RGB	rgb(180, 196, 56)
HSL	hsl(67, 56%, 49%)
HSV	hsv(67, 71%, 77%)
CMYK	cmyk(8.2%, 0%, 71.4%, 23.1%)
CIE-LAB	lab(75.74, -23.02, 64.41)
CIE-LCH	lch(75.74, 68.40, 109.66°)
OKLab	oklab(78.3% -0.0695 0.1431)
OKLCH	oklch(78.3% 0.159 115.9)
XYZ	xyz(39.2771, 49.4693, 11.2200)
Luminance	0.4947 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C438 #4838C4

analogous

#C48E38 #B4C438 #6EC438

triadic

#B4C438 #38B4C4 #C438B4

tetradic

#B4C438 #38C48E #4838C4 #C4386E

square

#B4C438 #38C48E #4838C4 #C4386E

split-complementary

#B4C438 #386EC4 #8E38C4

monochromatic

#5D651D #88942A #B4C438 #C7D366 #D8E196

Accessibility & contrast

On white

1.93

#B4C438 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.89

#B4C438 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C438

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C438	#FFFFFF	#000000	##000000
##B4C438	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)

#D2BA1E

Deuteranopia (green-blind)

#D0BC43

Tritanopia (blue-blind)

#BFB9A9

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b4c438;
/* rgb */ color: rgb(180, 196, 56);
/* oklch */ color: oklch(78.3% 0.159 115.9);

Tailwind

colors: {
  custom: {
    50: '#ced578',
    500: '#b4c438',
    950: '#000000',
  },
}

SCSS

$custom: #b4c438;
$custom-light: #ced578;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c438",
  "rgb": {
    "r": 180,
    "g": 196,
    "b": 56
  },
  "hsl": {
    "h": 66.857,
    "s": 55.556,
    "l": 49.412
  },
  "oklch": {
    "l": 0.78299,
    "c": 0.1591,
    "h": 115.9
  },
  "luminance": 0.49469
}

Semantic roles & 50–950 ramp

primary

#B4C438

secondary

#938CCC

accent

#49DF5A

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#141409

muted

#83837B

Preview Lab

Preview with #B4C438

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

Preview Lab → · Contrast checker → · Palette generator →