#B41E1A#B41E1A

#B41E1A is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.7% C 0.185 H 28.2°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#B41E1A
RGB	rgb(180, 30, 26)
HSL	hsl(2, 75%, 40%)
HSV	hsv(2, 86%, 71%)
CMYK	cmyk(0%, 83.3%, 85.6%, 29.4%)
CIE-LAB	lab(39.09, 57.33, 42.04)
CIE-LCH	lch(39.09, 71.09, 36.26°)
OKLab	oklab(49.7% 0.163 0.0874)
OKLCH	oklch(49.7% 0.185 28.2)
XYZ	xyz(19.4756, 10.7097, 2.0188)
Luminance	0.1071 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41E1A #1AB0B4

analogous

#B41A63 #B41E1A #B46B1A

triadic

#B41E1A #1AB41E #1E1AB4

tetradic

#B41E1A #63B41A #1AB0B4 #6B1AB4

square

#B41E1A #63B41A #1AB0B4 #6B1AB4

split-complementary

#B41E1A #1AB46B #1A63B4

monochromatic

#490C0B #7F1512 #B41E1A #E0302B #E86460

Accessibility & contrast

On white

6.69

#B41E1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B41E1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41E1A

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41E1A	#FFFFFF	#000000	##FFFFFF
##B41E1A	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504717

Deuteranopia (green-blind)

#756810

Tritanopia (blue-blind)

#C70020

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b41e1a;
/* rgb */ color: rgb(180, 30, 26);
/* oklch */ color: oklch(49.7% 0.185 28.2);

Tailwind

colors: {
  custom: {
    50: '#d56b59',
    500: '#b41e1a',
    950: '#000000',
  },
}

SCSS

$custom: #b41e1a;
$custom-light: #d56b59;
$custom-dark: #000000;

JSON

{
  "hex": "#b41e1a",
  "rgb": {
    "r": 180,
    "g": 30,
    "b": 26
  },
  "hsl": {
    "h": 1.558,
    "s": 74.757,
    "l": 40.392
  },
  "oklch": {
    "l": 0.49704,
    "c": 0.18499,
    "h": 28.2
  },
  "luminance": 0.10706
}

Semantic roles & 50–950 ramp

primary

#B41E1A

secondary

#5DCACC

accent

#EDF136

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160803

muted

#847A78

Preview Lab

Preview with #B41E1A

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

Preview Lab → · Contrast checker → · Palette generator →