#B4A01B#B4A01B

#B4A01B is a light, vivid yellow. Relative luminance 0.349; OKLCH L 70.2% C 0.140 H 99.8°. Best body text is #000000 at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#B4A01B
RGB	rgb(180, 160, 27)
HSL	hsl(52, 74%, 41%)
HSV	hsv(52, 85%, 71%)
CMYK	cmyk(0%, 11.1%, 85%, 29.4%)
CIE-LAB	lab(65.69, -5.76, 64.26)
CIE-LCH	lch(65.69, 64.52, 95.12°)
OKLab	oklab(70.23% -0.0237 0.1375)
OKLCH	oklch(70.23% 0.14 99.8)
XYZ	xyz(31.5927, 34.9257, 6.1140)
Luminance	0.3492 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4A01B #1B2FB4

analogous

#B4531B #B4A01B #7BB41B

triadic

#B4A01B #1BB4A0 #A01BB4

tetradic

#B4A01B #1BB453 #1B2FB4 #B41B7B

square

#B4A01B #1BB453 #1B2FB4 #B41B7B

split-complementary

#B4A01B #1B7BB4 #531BB4

monochromatic

#4A410B #7F7113 #B4A01B #DFC82D #E7D662

Accessibility & contrast

On white

2.63

#B4A01B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.98

#B4A01B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4A01B

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4A01B	#FFFFFF	#000000	##000000
##B4A01B	1.00	2.63	7.98	7.98
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.98	21.00	1.00	1.00
##000000	7.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19B00

Deuteranopia (green-blind)

#B6A327

Tritanopia (blue-blind)

#C39389

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #b4a01b;
/* rgb */ color: rgb(180, 160, 27);
/* oklch */ color: oklch(70.2% 0.140 99.8);

Tailwind

colors: {
  custom: {
    50: '#cfbb67',
    500: '#b4a01b',
    950: '#000000',
  },
}

SCSS

$custom: #b4a01b;
$custom-light: #cfbb67;
$custom-dark: #000000;

JSON

{
  "hex": "#b4a01b",
  "rgb": {
    "r": 180,
    "g": 160,
    "b": 27
  },
  "hsl": {
    "h": 52.157,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.70229,
    "c": 0.13952,
    "h": 99.8
  },
  "luminance": 0.34924
}

Semantic roles & 50–950 ramp

primary

#B4A01B

secondary

#5F6DCC

accent

#4FF137

background

#FDFBF6

surface

#FAF6EB

border

#D3D0C6

text

#141107

muted

#83807A

Preview Lab

Preview with #B4A01B

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

Preview Lab → · Contrast checker → · Palette generator →