#B41D21#B41D21

#B41D21 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.7% C 0.185 H 26.3°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#B41D21
RGB	rgb(180, 29, 33)
HSL	hsl(358, 72%, 41%)
HSV	hsv(358, 84%, 71%)
CMYK	cmyk(0%, 83.9%, 81.7%, 29.4%)
CIE-LAB	lab(39.06, 57.75, 38.29)
CIE-LCH	lch(39.06, 69.29, 33.54°)
OKLab	oklab(49.7% 0.1657 0.0819)
OKLCH	oklch(49.7% 0.185 26.3)
XYZ	xyz(19.5387, 10.6951, 2.4741)
Luminance	0.1069 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41D21 #1DB4B0

analogous

#B41D6C #B41D21 #B4651D

triadic

#B41D21 #21B41D #1D21B4

tetradic

#B41D21 #6CB41D #1DB4B0 #651DB4

square

#B41D21 #6CB41D #1DB4B0 #651DB4

split-complementary

#B41D21 #1DB465 #1D6CB4

monochromatic

#4B0C0E #7F1517 #B41D21 #DE3035 #E66569

Accessibility & contrast

On white

6.69

#B41D21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B41D21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41D21

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41D21	#FFFFFF	#000000	##FFFFFF
##B41D21	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)

#50471F

Deuteranopia (green-blind)

#746719

Tritanopia (blue-blind)

#C70021

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b41d21;
/* rgb */ color: rgb(180, 29, 33);
/* oklch */ color: oklch(49.7% 0.185 26.3);

Tailwind

colors: {
  custom: {
    50: '#d46b5d',
    500: '#b41d21',
    950: '#000000',
  },
}

SCSS

$custom: #b41d21;
$custom-light: #d46b5d;
$custom-dark: #000000;

JSON

{
  "hex": "#b41d21",
  "rgb": {
    "r": 180,
    "g": 29,
    "b": 33
  },
  "hsl": {
    "h": 358.411,
    "s": 72.249,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49704,
    "c": 0.18485,
    "h": 26.3
  },
  "luminance": 0.10692
}

Semantic roles & 50–950 ramp

primary

#B41D21

secondary

#61CBC8

accent

#EFEA39

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #B41D21

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

Preview Lab → · Contrast checker → · Palette generator →