#B41B30#B41B30

#B41B30 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.8% C 0.185 H 21.3°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#B41B30
RGB	rgb(180, 27, 48)
HSL	hsl(352, 74%, 41%)
HSV	hsv(352, 85%, 71%)
CMYK	cmyk(0%, 85%, 73.3%, 29.4%)
CIE-LAB	lab(39.08, 58.75, 29.48)
CIE-LCH	lch(39.08, 65.73, 26.64°)
OKLab	oklab(49.77% 0.1722 0.067)
OKLCH	oklch(49.77% 0.185 21.3)
XYZ	xyz(19.7502, 10.7038, 3.8219)
Luminance	0.1070 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41B30 #1BB49F

analogous

#B41B7C #B41B30 #B4531B

triadic

#B41B30 #30B41B #1B30B4

tetradic

#B41B30 #7CB41B #1BB49F #531BB4

square

#B41B30 #7CB41B #1BB49F #531BB4

split-complementary

#B41B30 #1BB453 #1B7CB4

monochromatic

#4A0B14 #7F1322 #B41B30 #DF2D45 #E76274

Accessibility & contrast

On white

6.69

#B41B30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B41B30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41B30

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41B30	#FFFFFF	#000000	##FFFFFF
##B41B30	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)

#4D472F

Deuteranopia (green-blind)

#73672B

Tritanopia (blue-blind)

#C60025

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b41b30;
/* rgb */ color: rgb(180, 27, 48);
/* oklch */ color: oklch(49.8% 0.185 21.3);

Tailwind

colors: {
  custom: {
    50: '#d36a68',
    500: '#b41b30',
    950: '#000000',
  },
}

SCSS

$custom: #b41b30;
$custom-light: #d36a68;
$custom-dark: #000000;

JSON

{
  "hex": "#b41b30",
  "rgb": {
    "r": 180,
    "g": 27,
    "b": 48
  },
  "hsl": {
    "h": 351.765,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.49772,
    "c": 0.18478,
    "h": 21.3
  },
  "luminance": 0.10701
}

Semantic roles & 50–950 ramp

primary

#B41B30

secondary

#5FCCBD

accent

#F1D737

background

#FEF6F6

surface

#FCECEB

border

#D5C7C6

text

#160806

muted

#847A7A

Preview Lab

Preview with #B41B30

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

Preview Lab → · Contrast checker → · Palette generator →