#B4201C#B4201C

#B4201C is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.9% C 0.184 H 28.1°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#B4201C
RGB	rgb(180, 32, 28)
HSL	hsl(2, 73%, 41%)
HSV	hsv(2, 84%, 71%)
CMYK	cmyk(0%, 82.2%, 84.4%, 29.4%)
CIE-LAB	lab(39.28, 56.87, 41.19)
CIE-LCH	lch(39.28, 70.22, 35.91°)
OKLab	oklab(49.85% 0.162 0.0864)
OKLCH	oklch(49.85% 0.184 28.1)
XYZ	xyz(19.5510, 10.8234, 2.1581)
Luminance	0.1082 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4201C #1CB0B4

analogous

#B41C64 #B4201C #B46C1C

triadic

#B4201C #1CB420 #201CB4

tetradic

#B4201C #64B41C #1CB0B4 #6C1CB4

square

#B4201C #64B41C #1CB0B4 #6C1CB4

split-complementary

#B4201C #1CB46C #1C64B4

monochromatic

#4A0D0C #7F1714 #B4201C #DF332F #E76764

Accessibility & contrast

On white

6.64

#B4201C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#B4201C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4201C

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4201C	#FFFFFF	#000000	##FFFFFF
##B4201C	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514819

Deuteranopia (green-blind)

#756813

Tritanopia (blue-blind)

#C70022

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b4201c;
/* rgb */ color: rgb(180, 32, 28);
/* oklch */ color: oklch(49.9% 0.184 28.1);

Tailwind

colors: {
  custom: {
    50: '#d56b5a',
    500: '#b4201c',
    950: '#000000',
  },
}

SCSS

$custom: #b4201c;
$custom-light: #d56b5a;
$custom-dark: #000000;

JSON

{
  "hex": "#b4201c",
  "rgb": {
    "r": 180,
    "g": 32,
    "b": 28
  },
  "hsl": {
    "h": 1.579,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.49853,
    "c": 0.18355,
    "h": 28.1
  },
  "luminance": 0.1082
}

Semantic roles & 50–950 ramp

primary

#B4201C

secondary

#60C9CC

accent

#EBF038

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #B4201C

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

Preview Lab → · Contrast checker → · Palette generator →