#B83A29#B83A29

#B83A29 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.0% C 0.165 H 30.8°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#B83A29
RGB	rgb(184, 58, 41)
HSL	hsl(7, 64%, 44%)
HSV	hsv(7, 78%, 72%)
CMYK	cmyk(0%, 68.5%, 77.7%, 27.8%)
CIE-LAB	lab(43.33, 49.78, 38.47)
CIE-LCH	lch(43.33, 62.91, 37.70°)
OKLab	oklab(53.05% 0.1419 0.0846)
OKLCH	oklch(53.05% 0.165 30.8)
XYZ	xyz(21.6829, 13.3798, 3.5382)
Luminance	0.1338 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83A29 #29A7B8

analogous

#B82960 #B83A29 #B88229

triadic

#B83A29 #29B83A #3A29B8

tetradic

#B83A29 #60B829 #29A7B8 #8229B8

square

#B83A29 #60B829 #29A7B8 #8229B8

split-complementary

#B83A29 #29B882 #2960B8

monochromatic

#541A13 #862A1E #B83A29 #D65948 #E1867A

Accessibility & contrast

On white

5.71

#B83A29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B83A29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83A29

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83A29	#FFFFFF	#000000	##FFFFFF
##B83A29	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5526

Deuteranopia (green-blind)

#7E7124

Tritanopia (blue-blind)

#CB1037

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b83a29;
/* rgb */ color: rgb(184, 58, 41);
/* oklch */ color: oklch(53.0% 0.165 30.8);

Tailwind

colors: {
  custom: {
    50: '#d67764',
    500: '#b83a29',
    950: '#000000',
  },
}

SCSS

$custom: #b83a29;
$custom-light: #d67764;
$custom-dark: #000000;

JSON

{
  "hex": "#b83a29",
  "rgb": {
    "r": 184,
    "g": 58,
    "b": 41
  },
  "hsl": {
    "h": 7.133,
    "s": 63.556,
    "l": 44.118
  },
  "oklch": {
    "l": 0.5305,
    "c": 0.16516,
    "h": 30.8
  },
  "luminance": 0.13377
}

Semantic roles & 50–950 ramp

primary

#B83A29

secondary

#73BFC9

accent

#D3E741

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B83A29

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

Preview Lab → · Contrast checker → · Palette generator →