#B4B01E#B4B01E

#B4B01E is a light, vivid yellow. Relative luminance 0.408; OKLCH L 73.7% C 0.152 H 107.9°. Best body text is #000000 at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#B4B01E
RGB	rgb(180, 176, 30)
HSL	hsl(58, 71%, 41%)
HSV	hsv(58, 83%, 71%)
CMYK	cmyk(0%, 2.2%, 83.3%, 29.4%)
CIE-LAB	lab(70.07, -14.04, 67.18)
CIE-LCH	lch(70.07, 68.63, 101.80°)
OKLab	oklab(73.72% -0.0466 0.1444)
OKLCH	oklch(73.72% 0.152 107.9)
XYZ	xyz(34.5835, 40.8489, 7.2910)
Luminance	0.4085 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4B01E #1E22B4

analogous

#B4651E #B4B01E #6DB41E

triadic

#B4B01E #1EB4B0 #B01EB4

tetradic

#B4B01E #1EB465 #1E22B4 #B41E6D

square

#B4B01E #1EB465 #1E22B4 #B41E6D

split-complementary

#B4B01E #1E6DB4 #651EB4

monochromatic

#4B490D #807D15 #B4B01E #DDD832 #E6E267

Accessibility & contrast

On white

2.29

#B4B01E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.17

#B4B01E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4B01E

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4B01E	#FFFFFF	#000000	##000000
##B4B01E	1.00	2.29	9.17	9.17
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.17	21.00	1.00	1.00
##000000	9.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFA900

Deuteranopia (green-blind)

#C2AD2D

Tritanopia (blue-blind)

#C2A496

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #b4b01e;
/* rgb */ color: rgb(180, 176, 30);
/* oklch */ color: oklch(73.7% 0.152 107.9);

Tailwind

colors: {
  custom: {
    50: '#cfc76a',
    500: '#b4b01e',
    950: '#000000',
  },
}

SCSS

$custom: #b4b01e;
$custom-light: #cfc76a;
$custom-dark: #000000;

JSON

{
  "hex": "#b4b01e",
  "rgb": {
    "r": 180,
    "g": 176,
    "b": 30
  },
  "hsl": {
    "h": 58.4,
    "s": 71.429,
    "l": 41.176
  },
  "oklch": {
    "l": 0.73718,
    "c": 0.15177,
    "h": 107.9
  },
  "luminance": 0.40848
}

Semantic roles & 50–950 ramp

primary

#B4B01E

secondary

#6366CB

accent

#3EEE3A

background

#FDFCF6

surface

#FAF8EC

border

#D3D1C7

text

#141307

muted

#83827A

Preview Lab

Preview with #B4B01E

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

Preview Lab → · Contrast checker → · Palette generator →