#B41F1E#B41F1E

#B41F1E is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.8% C 0.184 H 27.4°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#B41F1E
RGB	rgb(180, 31, 30)
HSL	hsl(0, 71%, 41%)
HSV	hsv(0, 83%, 71%)
CMYK	cmyk(0%, 82.8%, 83.3%, 29.4%)
CIE-LAB	lab(39.21, 57.18, 40.06)
CIE-LCH	lch(39.21, 69.82, 35.02°)
OKLab	oklab(49.8% 0.1633 0.0847)
OKLCH	oklch(49.8% 0.184 27.4)
XYZ	xyz(19.5492, 10.7802, 2.2795)
Luminance	0.1078 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41F1E #1EB3B4

analogous

#B41E68 #B41F1E #B46A1E

triadic

#B41F1E #1EB41F #1F1EB4

tetradic

#B41F1E #68B41E #1EB3B4 #6A1EB4

square

#B41F1E #68B41E #1EB3B4 #6A1EB4

split-complementary

#B41F1E #1EB46A #1E68B4

monochromatic

#4B0D0D #801615 #B41F1E #DD3332 #E66867

Accessibility & contrast

On white

6.66

#B41F1E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#B41F1E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41F1E

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41F1E	#FFFFFF	#000000	##FFFFFF
##B41F1E	1.00	6.66	3.16	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51481B

Deuteranopia (green-blind)

#756816

Tritanopia (blue-blind)

#C70021

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b41f1e;
/* rgb */ color: rgb(180, 31, 30);
/* oklch */ color: oklch(49.8% 0.184 27.4);

Tailwind

colors: {
  custom: {
    50: '#d56b5b',
    500: '#b41f1e',
    950: '#000000',
  },
}

SCSS

$custom: #b41f1e;
$custom-light: #d56b5b;
$custom-dark: #000000;

JSON

{
  "hex": "#b41f1e",
  "rgb": {
    "r": 180,
    "g": 31,
    "b": 30
  },
  "hsl": {
    "h": 0.4,
    "s": 71.429,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49804,
    "c": 0.18396,
    "h": 27.4
  },
  "luminance": 0.10777
}

Semantic roles & 50–950 ramp

primary

#B41F1E

secondary

#63CACB

accent

#EDEE3A

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #B41F1E

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

Preview Lab → · Contrast checker → · Palette generator →