#CB4B2B#CB4B2B

#CB4B2B is a mid, vivid red. Relative luminance 0.179; OKLCH L 58.2% C 0.169 H 35.1°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#CB4B2B
RGB	rgb(203, 75, 43)
HSL	hsl(12, 65%, 48%)
HSV	hsv(12, 79%, 80%)
CMYK	cmyk(0%, 63.1%, 78.8%, 20.4%)
CIE-LAB	lab(49.38, 49.21, 44.68)
CIE-LCH	lch(49.38, 66.47, 42.24°)
OKLab	oklab(58.23% 0.1385 0.0972)
OKLCH	oklch(58.23% 0.169 35.1)
XYZ	xyz(27.5838, 17.9070, 4.2890)
Luminance	0.1790 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4B2B #2BABCB

analogous

#CB2B5B #CB4B2B #CB9B2B

triadic

#CB4B2B #2BCB4B #4B2BCB

tetradic

#CB4B2B #5BCB2B #2BABCB #9B2BCB

square

#CB4B2B #5BCB2B #2BABCB #9B2BCB

split-complementary

#CB4B2B #2BCB9B #2B5BCB

monochromatic

#662616 #983820 #CB4B2B #DC7258 #E69D8A

Accessibility & contrast

On white

4.58

#CB4B2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#CB4B2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB4B2B

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4B2B	#FFFFFF	#000000	##000000
##CB4B2B	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6426

Deuteranopia (green-blind)

#8F8026

Tritanopia (blue-blind)

#DF2945

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #cb4b2b;
/* rgb */ color: rgb(203, 75, 43);
/* oklch */ color: oklch(58.2% 0.169 35.1);

Tailwind

colors: {
  custom: {
    50: '#e38367',
    500: '#cb4b2b',
    950: '#000000',
  },
}

SCSS

$custom: #cb4b2b;
$custom-light: #e38367;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4b2b",
  "rgb": {
    "r": 203,
    "g": 75,
    "b": 43
  },
  "hsl": {
    "h": 12,
    "s": 65.041,
    "l": 48.235
  },
  "oklch": {
    "l": 0.58233,
    "c": 0.16921,
    "h": 35.1
  },
  "luminance": 0.17903
}

Semantic roles & 50–950 ramp

primary

#CB4B2B

secondary

#82C0D0

accent

#C6E840

background

#FFF8F6

surface

#FEEFEB

border

#D6CAC6

text

#170B06

muted

#857C7A

Preview Lab

Preview with #CB4B2B

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

Preview Lab → · Contrast checker → · Palette generator →