#B02323#B02323

#B02323 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.4% C 0.177 H 26.7°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#B02323
RGB	rgb(176, 35, 35)
HSL	hsl(0, 67%, 41%)
HSV	hsv(0, 80%, 69%)
CMYK	cmyk(0%, 80.1%, 80.1%, 31%)
CIE-LAB	lab(38.82, 55.07, 36.66)
CIE-LCH	lch(38.82, 66.16, 33.65°)
OKLab	oklab(49.39% 0.1582 0.0794)
OKLCH	oklch(49.39% 0.177 26.7)
XYZ	xyz(18.8112, 10.5566, 2.6369)
Luminance	0.1055 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02323 #23B0B0

analogous

#B0236A #B02323 #B06A23

triadic

#B02323 #23B023 #2323B0

tetradic

#B02323 #6AB023 #23B0B0 #6A23B0

square

#B02323 #6AB023 #23B0B0 #6A23B0

split-complementary

#B02323 #23B06A #236AB0

monochromatic

#4A0F0F #7D1919 #B02323 #D83939 #E26C6C

Accessibility & contrast

On white

6.75

#B02323 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#B02323 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02323

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02323	#FFFFFF	#000000	##FFFFFF
##B02323	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504821

Deuteranopia (green-blind)

#73661C

Tritanopia (blue-blind)

#C20025

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #b02323;
/* rgb */ color: rgb(176, 35, 35);
/* oklch */ color: oklch(49.4% 0.177 26.7);

Tailwind

colors: {
  custom: {
    50: '#d16c5f',
    500: '#b02323',
    950: '#000000',
  },
}

SCSS

$custom: #b02323;
$custom-light: #d16c5f;
$custom-dark: #000000;

JSON

{
  "hex": "#b02323",
  "rgb": {
    "r": 176,
    "g": 35,
    "b": 35
  },
  "hsl": {
    "h": 0,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.4939,
    "c": 0.17698,
    "h": 26.7
  },
  "luminance": 0.10554
}

Semantic roles & 50–950 ramp

primary

#B02323

secondary

#67C8C8

accent

#EAEA3E

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #B02323

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

Preview Lab → · Contrast checker → · Palette generator →