#B1201C#B1201C

#B1201C is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.3% C 0.181 H 28.0°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#B1201C
RGB	rgb(177, 32, 28)
HSL	hsl(2, 73%, 40%)
HSV	hsv(2, 84%, 69%)
CMYK	cmyk(0%, 81.9%, 84.2%, 30.6%)
CIE-LAB	lab(38.67, 56.00, 40.40)
CIE-LCH	lch(38.67, 69.05, 35.81°)
OKLab	oklab(49.29% 0.1595 0.085)
OKLCH	oklch(49.29% 0.181 28)
XYZ	xyz(18.8599, 10.4671, 2.1257)
Luminance	0.1046 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1201C #1CADB1

analogous

#B11C62 #B1201C #B16B1C

triadic

#B1201C #1CB120 #201CB1

tetradic

#B1201C #62B11C #1CADB1 #6B1CB1

square

#B1201C #62B11C #1CADB1 #6B1CB1

split-complementary

#B1201C #1CB16B #1C62B1

monochromatic

#470D0B #7C1614 #B1201C #DE312C #E66561

Accessibility & contrast

On white

6.79

#B1201C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#B1201C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1201C

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1201C	#FFFFFF	#000000	##FFFFFF
##B1201C	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504719

Deuteranopia (green-blind)

#736613

Tritanopia (blue-blind)

#C30021

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #b1201c;
/* rgb */ color: rgb(177, 32, 28);
/* oklch */ color: oklch(49.3% 0.181 28.0);

Tailwind

colors: {
  custom: {
    50: '#d26b5a',
    500: '#b1201c',
    950: '#000000',
  },
}

SCSS

$custom: #b1201c;
$custom-light: #d26b5a;
$custom-dark: #000000;

JSON

{
  "hex": "#b1201c",
  "rgb": {
    "r": 177,
    "g": 32,
    "b": 28
  },
  "hsl": {
    "h": 1.611,
    "s": 72.683,
    "l": 40.196
  },
  "oklch": {
    "l": 0.4929,
    "c": 0.18075,
    "h": 28
  },
  "luminance": 0.10464
}

Semantic roles & 50–950 ramp

primary

#B1201C

secondary

#5EC8CB

accent

#EAEF38

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160704

muted

#847A79

Preview Lab

Preview with #B1201C

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

Preview Lab → · Contrast checker → · Palette generator →