#B42915#B42915

#B42915 is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.5% C 0.178 H 31.4°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#B42915
RGB	rgb(180, 41, 21)
HSL	hsl(8, 79%, 39%)
HSV	hsv(8, 88%, 71%)
CMYK	cmyk(0%, 77.2%, 88.3%, 29.4%)
CIE-LAB	lab(40.16, 54.11, 45.32)
CIE-LCH	lch(40.16, 70.58, 39.95°)
OKLab	oklab(50.49% 0.1522 0.0927)
OKLCH	oklch(50.49% 0.178 31.4)
XYZ	xyz(19.7532, 11.3465, 1.8594)
Luminance	0.1134 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42915 #15A0B4

analogous

#B41551 #B42915 #B47915

triadic

#B42915 #15B429 #2915B4

tetradic

#B42915 #51B415 #15A0B4 #7915B4

square

#B42915 #51B415 #15A0B4 #7915B4

split-complementary

#B42915 #15B479 #1551B4

monochromatic

#461008 #7D1D0F #B42915 #E53A21 #EC6A58

Accessibility & contrast

On white

6.42

#B42915 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#B42915 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42915

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42915	#FFFFFF	#000000	##FFFFFF
##B42915	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554B10

Deuteranopia (green-blind)

#776A09

Tritanopia (blue-blind)

#C70026

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b42915;
/* rgb */ color: rgb(180, 41, 21);
/* oklch */ color: oklch(50.5% 0.178 31.4);

Tailwind

colors: {
  custom: {
    50: '#d56f56',
    500: '#b42915',
    950: '#000000',
  },
}

SCSS

$custom: #b42915;
$custom-light: #d56f56;
$custom-dark: #000000;

JSON

{
  "hex": "#b42915",
  "rgb": {
    "r": 180,
    "g": 41,
    "b": 21
  },
  "hsl": {
    "h": 7.547,
    "s": 79.104,
    "l": 39.412
  },
  "oklch": {
    "l": 0.50489,
    "c": 0.17819,
    "h": 31.4
  },
  "luminance": 0.11343
}

Semantic roles & 50–950 ramp

primary

#B42915

secondary

#56BFCF

accent

#DDF632

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160803

muted

#847B78

Preview Lab

Preview with #B42915

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

Preview Lab → · Contrast checker → · Palette generator →