#B32023#B32023

#B32023 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.7% C 0.182 H 26.2°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#B32023
RGB	rgb(179, 32, 35)
HSL	hsl(359, 70%, 41%)
HSV	hsv(359, 82%, 70%)
CMYK	cmyk(0%, 82.1%, 80.4%, 29.8%)
CIE-LAB	lab(39.14, 56.78, 37.18)
CIE-LCH	lch(39.14, 67.87, 33.22°)
OKLab	oklab(49.73% 0.1632 0.0803)
OKLCH	oklch(49.73% 0.182 26.2)
XYZ	xyz(19.4127, 10.7413, 2.6409)
Luminance	0.1074 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32023 #20B3B0

analogous

#B3206C #B32023 #B36720

triadic

#B32023 #23B320 #2023B3

tetradic

#B32023 #6CB320 #20B3B0 #6720B3

square

#B32023 #6CB320 #20B3B0 #6720B3

split-complementary

#B32023 #20B367 #206CB3

monochromatic

#4B0D0F #7F1719 #B32023 #DB3539 #E4696C

Accessibility & contrast

On white

6.67

#B32023 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#B32023 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32023

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32023	#FFFFFF	#000000	##FFFFFF
##B32023	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504821

Deuteranopia (green-blind)

#74671C

Tritanopia (blue-blind)

#C60024

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b32023;
/* rgb */ color: rgb(179, 32, 35);
/* oklch */ color: oklch(49.7% 0.182 26.2);

Tailwind

colors: {
  custom: {
    50: '#d36b5f',
    500: '#b32023',
    950: '#000000',
  },
}

SCSS

$custom: #b32023;
$custom-light: #d36b5f;
$custom-dark: #000000;

JSON

{
  "hex": "#b32023",
  "rgb": {
    "r": 179,
    "g": 32,
    "b": 35
  },
  "hsl": {
    "h": 358.776,
    "s": 69.668,
    "l": 41.373
  },
  "oklch": {
    "l": 0.49733,
    "c": 0.18185,
    "h": 26.2
  },
  "luminance": 0.10738
}

Semantic roles & 50–950 ramp

primary

#B32023

secondary

#65CAC8

accent

#ECE93B

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #B32023

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

Preview Lab → · Contrast checker → · Palette generator →