#B04528#B04528

#B04528 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.1% C 0.146 H 36.0°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#B04528
RGB	rgb(176, 69, 40)
HSL	hsl(13, 63%, 42%)
HSV	hsv(13, 77%, 69%)
CMYK	cmyk(0%, 60.8%, 77.3%, 31%)
CIE-LAB	lab(43.72, 42.06, 38.97)
CIE-LCH	lch(43.72, 57.34, 42.82°)
OKLab	oklab(53.07% 0.1185 0.086)
OKLCH	oklch(53.07% 0.146 36)
XYZ	xyz(20.4178, 13.6424, 3.5652)
Luminance	0.1364 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B04528 #2893B0

analogous

#B0284F #B04528 #B08928

triadic

#B04528 #28B045 #4528B0

tetradic

#B04528 #4FB028 #2893B0 #8928B0

square

#B04528 #4FB028 #2893B0 #8928B0

split-complementary

#B04528 #28B089 #284FB0

monochromatic

#4C1E11 #7E311D #B04528 #D46141 #DF8A73

Accessibility & contrast

On white

5.63

#B04528 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B04528 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B04528

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B04528	#FFFFFF	#000000	##FFFFFF
##B04528	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635824

Deuteranopia (green-blind)

#7D7024

Tritanopia (blue-blind)

#C22B3F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b04528;
/* rgb */ color: rgb(176, 69, 40);
/* oklch */ color: oklch(53.1% 0.146 36.0);

Tailwind

colors: {
  custom: {
    50: '#cf7d64',
    500: '#b04528',
    950: '#000000',
  },
}

SCSS

$custom: #b04528;
$custom-light: #cf7d64;
$custom-dark: #000000;

JSON

{
  "hex": "#b04528",
  "rgb": {
    "r": 176,
    "g": 69,
    "b": 40
  },
  "hsl": {
    "h": 12.794,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.53072,
    "c": 0.14642,
    "h": 36
  },
  "luminance": 0.1364
}

Semantic roles & 50–950 ramp

primary

#B04528

secondary

#6DB3C6

accent

#C3E642

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A05

muted

#837C7A

Preview Lab

Preview with #B04528

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

Preview Lab → · Contrast checker → · Palette generator →