#CB4A2B#CB4A2B

#CB4A2B is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.1% C 0.170 H 34.7°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#CB4A2B
RGB	rgb(203, 74, 43)
HSL	hsl(12, 65%, 48%)
HSV	hsv(12, 79%, 80%)
CMYK	cmyk(0%, 63.5%, 78.8%, 20.4%)
CIE-LAB	lab(49.22, 49.65, 44.52)
CIE-LCH	lch(49.22, 66.68, 41.88°)
OKLab	oklab(58.11% 0.1399 0.0968)
OKLCH	oklch(58.11% 0.17 34.7)
XYZ	xyz(27.5165, 17.7725, 4.2665)
Luminance	0.1777 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4A2B #2BACCB

analogous

#CB2B5C #CB4A2B #CB9A2B

triadic

#CB4A2B #2BCB4A #4A2BCB

tetradic

#CB4A2B #5CCB2B #2BACCB #9A2BCB

square

#CB4A2B #5CCB2B #2BACCB #9A2BCB

split-complementary

#CB4A2B #2BCB9A #2B5CCB

monochromatic

#662516 #983820 #CB4A2B #DC7158 #E69C8A

Accessibility & contrast

On white

4.61

#CB4A2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#CB4A2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #CB4A2B

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4A2B	#FFFFFF	#000000	##FFFFFF
##CB4A2B	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6326

Deuteranopia (green-blind)

#8F8026

Tritanopia (blue-blind)

#DF2744

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #cb4a2b;
/* rgb */ color: rgb(203, 74, 43);
/* oklch */ color: oklch(58.1% 0.170 34.7);

Tailwind

colors: {
  custom: {
    50: '#e38267',
    500: '#cb4a2b',
    950: '#000000',
  },
}

SCSS

$custom: #cb4a2b;
$custom-light: #e38267;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4a2b",
  "rgb": {
    "r": 203,
    "g": 74,
    "b": 43
  },
  "hsl": {
    "h": 11.625,
    "s": 65.041,
    "l": 48.235
  },
  "oklch": {
    "l": 0.5811,
    "c": 0.17012,
    "h": 34.7
  },
  "luminance": 0.17768
}

Semantic roles & 50–950 ramp

primary

#CB4A2B

secondary

#82C1D0

accent

#C7E840

background

#FFF8F6

surface

#FEEFEB

border

#D6CAC6

text

#170B06

muted

#857C7A

Preview Lab

Preview with #CB4A2B

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

Preview Lab → · Contrast checker → · Palette generator →