#B83330#B83330

#B83330 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.4% C 0.170 H 26.3°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B83330
RGB	rgb(184, 51, 48)
HSL	hsl(1, 59%, 45%)
HSV	hsv(1, 74%, 72%)
CMYK	cmyk(0%, 72.3%, 73.9%, 27.8%)
CIE-LAB	lab(42.42, 52.77, 33.53)
CIE-LCH	lch(42.42, 62.52, 32.43°)
OKLab	oklab(52.4% 0.1527 0.0756)
OKLCH	oklch(52.4% 0.17 26.3)
XYZ	xyz(21.4869, 12.7747, 4.1301)
Luminance	0.1277 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83330 #30B5B8

analogous

#B83071 #B83330 #B87730

triadic

#B83330 #30B833 #3330B8

tetradic

#B83330 #71B830 #30B5B8 #7730B8

square

#B83330 #71B830 #30B5B8 #7730B8

split-complementary

#B83330 #30B877 #3071B8

monochromatic

#571817 #872623 #B83330 #D25653 #DF8684

Accessibility & contrast

On white

5.91

#B83330 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B83330 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83330

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83330	#FFFFFF	#000000	##FFFFFF
##B83330	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A522E

Deuteranopia (green-blind)

#7B6F2B

Tritanopia (blue-blind)

#CB0034

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b83330;
/* rgb */ color: rgb(184, 51, 48);
/* oklch */ color: oklch(52.4% 0.170 26.3);

Tailwind

colors: {
  custom: {
    50: '#d67469',
    500: '#b83330',
    950: '#000000',
  },
}

SCSS

$custom: #b83330;
$custom-light: #d67469;
$custom-dark: #000000;

JSON

{
  "hex": "#b83330",
  "rgb": {
    "r": 184,
    "g": 51,
    "b": 48
  },
  "hsl": {
    "h": 1.324,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.52397,
    "c": 0.17038,
    "h": 26.3
  },
  "luminance": 0.12771
}

Semantic roles & 50–950 ramp

primary

#B83330

secondary

#7CC6C8

accent

#DEE246

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B83330

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

Preview Lab → · Contrast checker → · Palette generator →