#B41630#B41630

#B41630 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.5% C 0.188 H 20.6°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#B41630
RGB	rgb(180, 22, 48)
HSL	hsl(350, 78%, 40%)
HSV	hsv(350, 88%, 71%)
CMYK	cmyk(0%, 87.8%, 73.3%, 29.4%)
CIE-LAB	lab(38.71, 59.79, 29.05)
CIE-LCH	lch(38.71, 66.47, 25.92°)
OKLab	oklab(49.5% 0.1755 0.066)
OKLCH	oklch(49.5% 0.188 20.6)
XYZ	xyz(19.6452, 10.4937, 3.7868)
Luminance	0.1049 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41630 #16B49A

analogous

#B4167F #B41630 #B44B16

triadic

#B41630 #30B416 #1630B4

tetradic

#B41630 #7FB416 #16B49A #4B16B4

square

#B41630 #7FB416 #16B49A #4B16B4

split-complementary

#B41630 #16B44B #167FB4

monochromatic

#470913 #7D0F21 #B41630 #E42343 #EB5A72

Accessibility & contrast

On white

6.78

#B41630 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#B41630 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41630

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41630	#FFFFFF	#000000	##FFFFFF
##B41630	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C462F

Deuteranopia (green-blind)

#72672A

Tritanopia (blue-blind)

#C60023

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #b41630;
/* rgb */ color: rgb(180, 22, 48);
/* oklch */ color: oklch(49.5% 0.188 20.6);

Tailwind

colors: {
  custom: {
    50: '#d46968',
    500: '#b41630',
    950: '#000000',
  },
}

SCSS

$custom: #b41630;
$custom-light: #d46968;
$custom-dark: #000000;

JSON

{
  "hex": "#b41630",
  "rgb": {
    "r": 180,
    "g": 22,
    "b": 48
  },
  "hsl": {
    "h": 350.127,
    "s": 78.218,
    "l": 39.608
  },
  "oklch": {
    "l": 0.49504,
    "c": 0.18754,
    "h": 20.6
  },
  "luminance": 0.10491
}

Semantic roles & 50–950 ramp

primary

#B41630

secondary

#58CEBB

accent

#F5D533

background

#FEF6F6

surface

#FCECEB

border

#D5C7C6

text

#160706

muted

#847A7A

Preview Lab

Preview with #B41630

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

Preview Lab → · Contrast checker → · Palette generator →