#B13F22#B13F22

#B13F22 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.4% C 0.154 H 35.2°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B13F22
RGB	rgb(177, 63, 34)
HSL	hsl(12, 68%, 41%)
HSV	hsv(12, 81%, 69%)
CMYK	cmyk(0%, 64.4%, 80.8%, 30.6%)
CIE-LAB	lab(42.79, 44.96, 41.21)
CIE-LCH	lch(42.79, 60.99, 42.51°)
OKLab	oklab(52.39% 0.1263 0.089)
OKLCH	oklch(52.39% 0.154 35.2)
XYZ	xyz(20.2000, 13.0205, 2.9626)
Luminance	0.1302 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13F22 #2294B1

analogous

#B1224D #B13F22 #B18722

triadic

#B13F22 #22B13F #3F22B1

tetradic

#B13F22 #4DB122 #2294B1 #8722B1

square

#B13F22 #4DB122 #2294B1 #8722B1

split-complementary

#B13F22 #22B187 #224DB1

monochromatic

#4A1A0E #7E2D18 #B13F22 #D95838 #E3836B

Accessibility & contrast

On white

5.83

#B13F22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B13F22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13F22

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13F22	#FFFFFF	#000000	##FFFFFF
##B13F22	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60551E

Deuteranopia (green-blind)

#7C6E1D

Tritanopia (blue-blind)

#C32039

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b13f22;
/* rgb */ color: rgb(177, 63, 34);
/* oklch */ color: oklch(52.4% 0.154 35.2);

Tailwind

colors: {
  custom: {
    50: '#d1795f',
    500: '#b13f22',
    950: '#000000',
  },
}

SCSS

$custom: #b13f22;
$custom-light: #d1795f;
$custom-dark: #000000;

JSON

{
  "hex": "#b13f22",
  "rgb": {
    "r": 177,
    "g": 63,
    "b": 34
  },
  "hsl": {
    "h": 12.168,
    "s": 67.773,
    "l": 41.373
  },
  "oklch": {
    "l": 0.52392,
    "c": 0.15449,
    "h": 35.2
  },
  "luminance": 0.13018
}

Semantic roles & 50–950 ramp

primary

#B13F22

secondary

#66B5C9

accent

#C7EB3D

background

#FEF7F5

surface

#FCEEE9

border

#D5C9C5

text

#160905

muted

#847B79

Preview Lab

Preview with #B13F22

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

Preview Lab → · Contrast checker → · Palette generator →