#B54738#B54738

#B54738 is a mid, vivid red. Relative luminance 0.146; OKLCH L 54.3% C 0.146 H 30.3°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#B54738
RGB	rgb(181, 71, 56)
HSL	hsl(7, 53%, 46%)
HSV	hsv(7, 69%, 71%)
CMYK	cmyk(0%, 60.8%, 69.1%, 29%)
CIE-LAB	lab(45.11, 43.72, 31.87)
CIE-LCH	lch(45.11, 54.10, 36.09°)
OKLab	oklab(54.35% 0.1263 0.0737)
OKLCH	oklch(54.35% 0.146 30.3)
XYZ	xyz(22.0253, 14.6187, 5.4025)
Luminance	0.1462 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B54738 #38A6B5

analogous

#B53868 #B54738 #B58638

triadic

#B54738 #38B547 #4738B5

tetradic

#B54738 #68B538 #38A6B5 #8638B5

square

#B54738 #68B538 #38A6B5 #8638B5

split-complementary

#B54738 #38B586 #3868B5

monochromatic

#58221B #86352A #B54738 #CD6B5D #DB968C

Accessibility & contrast

On white

5.35

#B54738 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#B54738 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B54738

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B54738	#FFFFFF	#000000	##FFFFFF
##B54738	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645C36

Deuteranopia (green-blind)

#807435

Tritanopia (blue-blind)

#C72F44

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #b54738;
/* rgb */ color: rgb(181, 71, 56);
/* oklch */ color: oklch(54.3% 0.146 30.3);

Tailwind

colors: {
  custom: {
    50: '#d27f6f',
    500: '#b54738',
    950: '#000000',
  },
}

SCSS

$custom: #b54738;
$custom-light: #d27f6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b54738",
  "rgb": {
    "r": 181,
    "g": 71,
    "b": 56
  },
  "hsl": {
    "h": 7.2,
    "s": 52.743,
    "l": 46.471
  },
  "oklch": {
    "l": 0.54346,
    "c": 0.14618,
    "h": 30.3
  },
  "luminance": 0.14616
}

Semantic roles & 50–950 ramp

primary

#B54738

secondary

#83BEC6

accent

#CBDC4C

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B54738

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

Preview Lab → · Contrast checker → · Palette generator →