#B54937#B54937

#B54937 is a mid, vivid red. Relative luminance 0.149; OKLCH L 54.6% C 0.144 H 31.6°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#B54937
RGB	rgb(181, 73, 55)
HSL	hsl(9, 53%, 46%)
HSV	hsv(9, 70%, 71%)
CMYK	cmyk(0%, 59.7%, 69.6%, 29%)
CIE-LAB	lab(45.45, 42.72, 32.84)
CIE-LCH	lch(45.45, 53.89, 37.55°)
OKLab	oklab(54.6% 0.123 0.0756)
OKLCH	oklch(54.6% 0.144 31.6)
XYZ	xyz(22.1304, 14.8676, 5.3181)
Luminance	0.1487 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B54937 #37A3B5

analogous

#B53764 #B54937 #B58837

triadic

#B54937 #37B549 #4937B5

tetradic

#B54937 #64B537 #37A3B5 #8837B5

square

#B54937 #64B537 #37A3B5 #8837B5

split-complementary

#B54937 #37B588 #3764B5

monochromatic

#57231A #863629 #B54937 #CD6C5C #DC968B

Accessibility & contrast

On white

5.29

#B54937 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#B54937 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B54937

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B54937	#FFFFFF	#000000	##FFFFFF
##B54937	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D35

Deuteranopia (green-blind)

#817434

Tritanopia (blue-blind)

#C73245

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #b54937;
/* rgb */ color: rgb(181, 73, 55);
/* oklch */ color: oklch(54.6% 0.144 31.6);

Tailwind

colors: {
  custom: {
    50: '#d2806e',
    500: '#b54937',
    950: '#000000',
  },
}

SCSS

$custom: #b54937;
$custom-light: #d2806e;
$custom-dark: #000000;

JSON

{
  "hex": "#b54937",
  "rgb": {
    "r": 181,
    "g": 73,
    "b": 55
  },
  "hsl": {
    "h": 8.571,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.54602,
    "c": 0.14435,
    "h": 31.6
  },
  "luminance": 0.14865
}

Semantic roles & 50–950 ramp

primary

#B54937

secondary

#82BCC6

accent

#C8DD4B

background

#FDF8F6

surface

#FBEFEC

border

#D4CAC7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B54937

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

Preview Lab → · Contrast checker → · Palette generator →