#B41F33#B41F33

#B41F33 is a mid, vivid red. Relative luminance 0.109; OKLCH L 50.1% C 0.182 H 20.7°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#B41F33
RGB	rgb(180, 31, 51)
HSL	hsl(352, 71%, 41%)
HSV	hsv(352, 83%, 71%)
CMYK	cmyk(0%, 82.8%, 71.7%, 29.4%)
CIE-LAB	lab(39.45, 57.93, 28.08)
CIE-LCH	lch(39.45, 64.38, 25.86°)
OKLab	oklab(50.07% 0.1703 0.0645)
OKLCH	oklch(50.07% 0.182 20.7)
XYZ	xyz(19.9123, 10.9255, 4.1917)
Luminance	0.1092 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41F33 #1FB4A0

analogous

#B41F7E #B41F33 #B4561F

triadic

#B41F33 #33B41F #1F33B4

tetradic

#B41F33 #7EB41F #1FB4A0 #561FB4

square

#B41F33 #7EB41F #1FB4A0 #561FB4

split-complementary

#B41F33 #1FB456 #1F7EB4

monochromatic

#4C0D15 #801624 #B41F33 #DC344B #E56879

Accessibility & contrast

On white

6.59

#B41F33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#B41F33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41F33

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41F33	#FFFFFF	#000000	##FFFFFF
##B41F33	1.00	6.59	3.18	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4932

Deuteranopia (green-blind)

#73682E

Tritanopia (blue-blind)

#C60029

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b41f33;
/* rgb */ color: rgb(180, 31, 51);
/* oklch */ color: oklch(50.1% 0.182 20.7);

Tailwind

colors: {
  custom: {
    50: '#d36c6a',
    500: '#b41f33',
    950: '#000000',
  },
}

SCSS

$custom: #b41f33;
$custom-light: #d36c6a;
$custom-dark: #000000;

JSON

{
  "hex": "#b41f33",
  "rgb": {
    "r": 180,
    "g": 31,
    "b": 51
  },
  "hsl": {
    "h": 351.946,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.50065,
    "c": 0.18208,
    "h": 20.7
  },
  "luminance": 0.10922
}

Semantic roles & 50–950 ramp

primary

#B41F33

secondary

#64CBBD

accent

#EDD53A

background

#FEF6F6

surface

#FCECEB

border

#D5C7C6

text

#160806

muted

#847A7A

Preview Lab

Preview with #B41F33

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

Preview Lab → · Contrast checker → · Palette generator →