#B41931#B41931

#B41931 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.7% C 0.186 H 20.6°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#B41931
RGB	rgb(180, 25, 49)
HSL	hsl(351, 76%, 40%)
HSV	hsv(351, 86%, 71%)
CMYK	cmyk(0%, 86.1%, 72.8%, 29.4%)
CIE-LAB	lab(38.94, 59.23, 28.70)
CIE-LCH	lch(38.94, 65.82, 25.85°)
OKLab	oklab(49.67% 0.174 0.0655)
OKLCH	oklch(49.67% 0.186 20.6)
XYZ	xyz(19.7268, 10.6235, 3.9170)
Luminance	0.1062 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41931 #19B49C

analogous

#B4197E #B41931 #B44F19

triadic

#B41931 #31B419 #1931B4

tetradic

#B41931 #7EB419 #19B49C #4F19B4

square

#B41931 #7EB419 #19B49C #4F19B4

split-complementary

#B41931 #19B44F #197EB4

monochromatic

#490A14 #7E1222 #B41931 #E12945 #E95F74

Accessibility & contrast

On white

6.72

#B41931 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#B41931 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41931

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41931	#FFFFFF	#000000	##FFFFFF
##B41931	1.00	6.72	3.12	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4730

Deuteranopia (green-blind)

#72672C

Tritanopia (blue-blind)

#C60025

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b41931;
/* rgb */ color: rgb(180, 25, 49);
/* oklch */ color: oklch(49.7% 0.186 20.6);

Tailwind

colors: {
  custom: {
    50: '#d36a69',
    500: '#b41931',
    950: '#000000',
  },
}

SCSS

$custom: #b41931;
$custom-light: #d36a69;
$custom-dark: #000000;

JSON

{
  "hex": "#b41931",
  "rgb": {
    "r": 180,
    "g": 25,
    "b": 49
  },
  "hsl": {
    "h": 350.71,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.49674,
    "c": 0.18588,
    "h": 20.6
  },
  "luminance": 0.1062
}

Semantic roles & 50–950 ramp

primary

#B41931

secondary

#5CCDBB

accent

#F2D536

background

#FEF6F6

surface

#FCECEB

border

#D5C7C6

text

#160706

muted

#847A7A

Preview Lab

Preview with #B41931

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

Preview Lab → · Contrast checker → · Palette generator →