#B02B23#B02B23

#B02B23 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.1% C 0.171 H 28.4°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#B02B23
RGB	rgb(176, 43, 35)
HSL	hsl(3, 67%, 41%)
HSV	hsv(3, 80%, 69%)
CMYK	cmyk(0%, 75.6%, 80.1%, 31%)
CIE-LAB	lab(39.72, 52.57, 37.57)
CIE-LCH	lch(39.72, 64.61, 35.55°)
OKLab	oklab(50.06% 0.1503 0.0814)
OKLCH	oklch(50.06% 0.171 28.4)
XYZ	xyz(19.0740, 11.0822, 2.7245)
Luminance	0.1108 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02B23 #23A8B0

analogous

#B02362 #B02B23 #B07223

triadic

#B02B23 #23B02B #2B23B0

tetradic

#B02B23 #62B023 #23A8B0 #7223B0

square

#B02B23 #62B023 #23A8B0 #7223B0

split-complementary

#B02B23 #23B072 #2362B0

monochromatic

#4A120F #7D1F19 #B02B23 #D84239 #E2726C

Accessibility & contrast

On white

6.53

#B02B23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#B02B23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02B23

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02B23	#FFFFFF	#000000	##FFFFFF
##B02B23	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544B21

Deuteranopia (green-blind)

#75681D

Tritanopia (blue-blind)

#C2002B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b02b23;
/* rgb */ color: rgb(176, 43, 35);
/* oklch */ color: oklch(50.1% 0.171 28.4);

Tailwind

colors: {
  custom: {
    50: '#d16f5f',
    500: '#b02b23',
    950: '#000000',
  },
}

SCSS

$custom: #b02b23;
$custom-light: #d16f5f;
$custom-dark: #000000;

JSON

{
  "hex": "#b02b23",
  "rgb": {
    "r": 176,
    "g": 43,
    "b": 35
  },
  "hsl": {
    "h": 3.404,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.50056,
    "c": 0.17091,
    "h": 28.4
  },
  "luminance": 0.11079
}

Semantic roles & 50–950 ramp

primary

#B02B23

secondary

#67C2C8

accent

#E0EA3E

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B02B23

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

Preview Lab → · Contrast checker → · Palette generator →