#B83C30#B83C30

#B83C30 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.4% C 0.162 H 29.1°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#B83C30
RGB	rgb(184, 60, 48)
HSL	hsl(5, 59%, 45%)
HSV	hsv(5, 74%, 72%)
CMYK	cmyk(0%, 67.4%, 73.9%, 27.8%)
CIE-LAB	lab(43.71, 49.25, 34.98)
CIE-LCH	lch(43.71, 60.40, 35.38°)
OKLab	oklab(53.36% 0.1416 0.0788)
OKLCH	oklch(53.36% 0.162 29.1)
XYZ	xyz(21.9189, 13.6387, 4.2741)
Luminance	0.1363 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83C30 #30ACB8

analogous

#B83068 #B83C30 #B88030

triadic

#B83C30 #30B83C #3C30B8

tetradic

#B83C30 #68B830 #30ACB8 #8030B8

square

#B83C30 #68B830 #30ACB8 #8030B8

split-complementary

#B83C30 #30B880 #3068B8

monochromatic

#571C17 #872C23 #B83C30 #D25E53 #DF8C84

Accessibility & contrast

On white

5.63

#B83C30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B83C30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83C30

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83C30	#FFFFFF	#000000	##FFFFFF
##B83C30	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F562E

Deuteranopia (green-blind)

#7E712C

Tritanopia (blue-blind)

#CA173A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b83c30;
/* rgb */ color: rgb(184, 60, 48);
/* oklch */ color: oklch(53.4% 0.162 29.1);

Tailwind

colors: {
  custom: {
    50: '#d57969',
    500: '#b83c30',
    950: '#000000',
  },
}

SCSS

$custom: #b83c30;
$custom-light: #d57969;
$custom-dark: #000000;

JSON

{
  "hex": "#b83c30",
  "rgb": {
    "r": 184,
    "g": 60,
    "b": 48
  },
  "hsl": {
    "h": 5.294,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.5336,
    "c": 0.16203,
    "h": 29.1
  },
  "luminance": 0.13635
}

Semantic roles & 50–950 ramp

primary

#B83C30

secondary

#7CC1C8

accent

#D4E246

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B83C30

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

Preview Lab → · Contrast checker → · Palette generator →