#B4B23F#B4B23F

#B4B23F is a light, vivid yellow. Relative luminance 0.419; OKLCH L 74.4% C 0.135 H 108.3°. Best body text is #000000 at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#B4B23F
RGB	rgb(180, 178, 63)
HSL	hsl(59, 48%, 48%)
HSV	hsv(59, 65%, 71%)
CMYK	cmyk(0%, 1.1%, 65%, 29.4%)
CIE-LAB	lab(70.80, -13.60, 56.76)
CIE-LCH	lch(70.80, 58.37, 103.47°)
OKLab	oklab(74.36% -0.0424 0.1282)
OKLCH	oklch(74.36% 0.135 108.3)
XYZ	xyz(35.6412, 41.9040, 10.9125)
Luminance	0.4190 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4B23F #3F41B4

analogous

#B4773F #B4B23F #7CB43F

triadic

#B4B23F #3FB4B2 #B23FB4

tetradic

#B4B23F #3FB477 #3F41B4 #B43F7C

square

#B4B23F #3FB477 #3F41B4 #B43F7C

split-complementary

#B4B23F #3F7CB4 #773FB4

monochromatic

#59581F #87852F #B4B23F #CAC867 #DAD894

Accessibility & contrast

On white

2.24

#B4B23F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.38

#B4B23F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4B23F

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4B23F	#FFFFFF	#000000	##000000
##B4B23F	1.00	2.24	9.38	9.38
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.38	21.00	1.00	1.00
##000000	9.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AB30

Deuteranopia (green-blind)

#C2AF46

Tritanopia (blue-blind)

#C0A79A

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #b4b23f;
/* rgb */ color: rgb(180, 178, 63);
/* oklch */ color: oklch(74.4% 0.135 108.3);

Tailwind

colors: {
  custom: {
    50: '#cdc87a',
    500: '#b4b23f',
    950: '#000000',
  },
}

SCSS

$custom: #b4b23f;
$custom-light: #cdc87a;
$custom-dark: #000000;

JSON

{
  "hex": "#b4b23f",
  "rgb": {
    "r": 180,
    "g": 178,
    "b": 63
  },
  "hsl": {
    "h": 58.974,
    "s": 48.148,
    "l": 47.647
  },
  "oklch": {
    "l": 0.74363,
    "c": 0.13501,
    "h": 108.3
  },
  "luminance": 0.41903
}

Semantic roles & 50–950 ramp

primary

#B4B23F

secondary

#8A8BC5

accent

#52D850

background

#FDFCF7

surface

#FAF8EE

border

#D3D1C9

text

#14130A

muted

#83827C

Preview Lab

Preview with #B4B23F

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

Preview Lab → · Contrast checker → · Palette generator →