#B41D1E#B41D1E

#B41D1E is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.7% C 0.185 H 27.1°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#B41D1E
RGB	rgb(180, 29, 30)
HSL	hsl(360, 72%, 41%)
HSV	hsv(360, 84%, 71%)
CMYK	cmyk(0%, 83.9%, 83.3%, 29.4%)
CIE-LAB	lab(39.03, 57.67, 39.90)
CIE-LCH	lch(39.03, 70.13, 34.68°)
OKLab	oklab(49.68% 0.1649 0.0843)
OKLCH	oklch(49.68% 0.185 27.1)
XYZ	xyz(19.4986, 10.6790, 2.2626)
Luminance	0.1068 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41D1E #1DB4B3

analogous

#B41D69 #B41D1E #B4671D

triadic

#B41D1E #1EB41D #1D1EB4

tetradic

#B41D1E #69B41D #1DB4B3 #671DB4

square

#B41D1E #69B41D #1DB4B3 #671DB4

split-complementary

#B41D1E #1DB467 #1D69B4

monochromatic

#4B0C0C #7F1515 #B41D1E #DE3032 #E66566

Accessibility & contrast

On white

6.70

#B41D1E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B41D1E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41D1E

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41D1E	#FFFFFF	#000000	##FFFFFF
##B41D1E	1.00	6.70	3.14	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50471C

Deuteranopia (green-blind)

#746715

Tritanopia (blue-blind)

#C70020

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b41d1e;
/* rgb */ color: rgb(180, 29, 30);
/* oklch */ color: oklch(49.7% 0.185 27.1);

Tailwind

colors: {
  custom: {
    50: '#d56a5b',
    500: '#b41d1e',
    950: '#000000',
  },
}

SCSS

$custom: #b41d1e;
$custom-light: #d56a5b;
$custom-dark: #000000;

JSON

{
  "hex": "#b41d1e",
  "rgb": {
    "r": 180,
    "g": 29,
    "b": 30
  },
  "hsl": {
    "h": 359.603,
    "s": 72.249,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49675,
    "c": 0.18517,
    "h": 27.1
  },
  "luminance": 0.10676
}

Semantic roles & 50–950 ramp

primary

#B41D1E

secondary

#61CBCB

accent

#EFEE39

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160704

muted

#847A79

Preview Lab

Preview with #B41D1E

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

Preview Lab → · Contrast checker → · Palette generator →