#B45337#B45337

#B45337 is a mid, vivid red. Relative luminance 0.162; OKLCH L 55.9% C 0.133 H 36.9°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#B45337
RGB	rgb(180, 83, 55)
HSL	hsl(13, 53%, 46%)
HSV	hsv(13, 69%, 71%)
CMYK	cmyk(0%, 53.9%, 69.4%, 29.4%)
CIE-LAB	lab(47.19, 37.40, 34.83)
CIE-LCH	lch(47.19, 51.11, 42.96°)
OKLab	oklab(55.89% 0.1066 0.08)
OKLCH	oklch(55.89% 0.133 36.9)
XYZ	xyz(22.6074, 16.1685, 5.5440)
Luminance	0.1617 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B45337 #3798B4

analogous

#B43759 #B45337 #B49137

triadic

#B45337 #37B453 #5337B4

tetradic

#B45337 #59B437 #3798B4 #9137B4

square

#B45337 #59B437 #3798B4 #9137B4

split-complementary

#B45337 #37B491 #3759B4

monochromatic

#56281A #853D29 #B45337 #CD755B #DB9C8A

Accessibility & contrast

On white

4.96

#B45337 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#B45337 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B45337

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B45337	#FFFFFF	#000000	##FFFFFF
##B45337	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6334

Deuteranopia (green-blind)

#857835

Tritanopia (blue-blind)

#C53F4D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #b45337;
/* rgb */ color: rgb(180, 83, 55);
/* oklch */ color: oklch(55.9% 0.133 36.9);

Tailwind

colors: {
  custom: {
    50: '#d1866f',
    500: '#b45337',
    950: '#000000',
  },
}

SCSS

$custom: #b45337;
$custom-light: #d1866f;
$custom-dark: #000000;

JSON

{
  "hex": "#b45337",
  "rgb": {
    "r": 180,
    "g": 83,
    "b": 55
  },
  "hsl": {
    "h": 13.44,
    "s": 53.191,
    "l": 46.078
  },
  "oklch": {
    "l": 0.5589,
    "c": 0.13327,
    "h": 36.9
  },
  "luminance": 0.16166
}

Semantic roles & 50–950 ramp

primary

#B45337

secondary

#81B6C6

accent

#BCDD4B

background

#FDF8F6

surface

#FBEFEC

border

#D4CAC7

text

#150B07

muted

#837C7A

Preview Lab

Preview with #B45337

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

Preview Lab → · Contrast checker → · Palette generator →