#B54033#B54033

#B54033 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.4% C 0.154 H 29.4°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#B54033
RGB	rgb(181, 64, 51)
HSL	hsl(6, 56%, 45%)
HSV	hsv(6, 72%, 71%)
CMYK	cmyk(0%, 64.6%, 71.8%, 29%)
CIE-LAB	lab(43.85, 46.64, 33.27)
CIE-LCH	lch(43.85, 57.29, 35.51°)
OKLab	oklab(53.37% 0.1344 0.0759)
OKLCH	oklch(53.37% 0.154 29.4)
XYZ	xyz(21.4893, 13.7326, 4.6504)
Luminance	0.1373 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B54033 #33A8B5

analogous

#B53367 #B54033 #B58133

triadic

#B54033 #33B540 #4033B5

tetradic

#B54033 #67B533 #33A8B5 #8133B5

square

#B54033 #67B533 #33A8B5 #8133B5

split-complementary

#B54033 #33B581 #3367B5

monochromatic

#561E18 #852F26 #B54033 #CF6256 #DD8E86

Accessibility & contrast

On white

5.61

#B54033 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#B54033 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B54033

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B54033	#FFFFFF	#000000	##FFFFFF
##B54033	1.00	5.61	3.75	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605831

Deuteranopia (green-blind)

#7D712F

Tritanopia (blue-blind)

#C7223E

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b54033;
/* rgb */ color: rgb(181, 64, 51);
/* oklch */ color: oklch(53.4% 0.154 29.4);

Tailwind

colors: {
  custom: {
    50: '#d37a6b',
    500: '#b54033',
    950: '#000000',
  },
}

SCSS

$custom: #b54033;
$custom-light: #d37a6b;
$custom-dark: #000000;

JSON

{
  "hex": "#b54033",
  "rgb": {
    "r": 181,
    "g": 64,
    "b": 51
  },
  "hsl": {
    "h": 6,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.53375,
    "c": 0.15433,
    "h": 29.4
  },
  "luminance": 0.1373
}

Semantic roles & 50–950 ramp

primary

#B54033

secondary

#7DBFC6

accent

#D0DF48

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B54033

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

Preview Lab → · Contrast checker → · Palette generator →