#B4901C#B4901C

#B4901C is a light, vivid yellow. Relative luminance 0.297; OKLCH L 66.9% C 0.129 H 89.6°. Best body text is #000000 at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#B4901C
RGB	rgb(180, 144, 28)
HSL	hsl(46, 73%, 41%)
HSV	hsv(46, 84%, 71%)
CMYK	cmyk(0%, 20%, 84.4%, 29.4%)
CIE-LAB	lab(61.43, 2.90, 60.42)
CIE-LCH	lch(61.43, 60.49, 87.25°)
OKLab	oklab(66.86% 0.0008 0.1293)
OKLCH	oklch(66.86% 0.129 89.6)
XYZ	xyz(29.0071, 29.7356, 5.3101)
Luminance	0.2973 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4901C #1C40B4

analogous

#B4441C #B4901C #8CB41C

triadic

#B4901C #1CB490 #901CB4

tetradic

#B4901C #1CB444 #1C40B4 #B41C8C

square

#B4901C #1CB444 #1C40B4 #B41C8C

split-complementary

#B4901C #1C8CB4 #441CB4

monochromatic

#4A3B0C #7F6614 #B4901C #DFB52F #E7C864

Accessibility & contrast

On white

3.02

#B4901C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.95

#B4901C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B4901C

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4901C	#FFFFFF	#000000	##000000
##B4901C	1.00	3.02	6.95	6.95
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.95	21.00	1.00	1.00
##000000	6.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A28F00

Deuteranopia (green-blind)

#AB9824

Tritanopia (blue-blind)

#C4837B

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #b4901c;
/* rgb */ color: rgb(180, 144, 28);
/* oklch */ color: oklch(66.9% 0.129 89.6);

Tailwind

colors: {
  custom: {
    50: '#cfb065',
    500: '#b4901c',
    950: '#000000',
  },
}

SCSS

$custom: #b4901c;
$custom-light: #cfb065;
$custom-dark: #000000;

JSON

{
  "hex": "#b4901c",
  "rgb": {
    "r": 180,
    "g": 144,
    "b": 28
  },
  "hsl": {
    "h": 45.789,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.66858,
    "c": 0.12925,
    "h": 89.6
  },
  "luminance": 0.29734
}

Semantic roles & 50–950 ramp

primary

#B4901C

secondary

#607ACC

accent

#64F038

background

#FDFAF6

surface

#FAF4EB

border

#D3CEC6

text

#151006

muted

#837F7A

Preview Lab

Preview with #B4901C

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

Preview Lab → · Contrast checker → · Palette generator →