#CB4A3F#CB4A3F

#CB4A3F is a mid, vivid red. Relative luminance 0.180; OKLCH L 58.4% C 0.166 H 28.1°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#CB4A3F
RGB	rgb(203, 74, 63)
HSL	hsl(5, 57%, 52%)
HSV	hsv(5, 69%, 80%)
CMYK	cmyk(0%, 63.5%, 69%, 20.4%)
CIE-LAB	lab(49.44, 50.52, 33.90)
CIE-LCH	lch(49.44, 60.84, 33.86°)
OKLab	oklab(58.35% 0.1464 0.0783)
OKLCH	oklch(58.35% 0.166 28.1)
XYZ	xyz(27.9775, 17.9569, 6.6945)
Luminance	0.1795 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4A3F #3FC0CB

analogous

#CB3F7A #CB4A3F #CB903F

triadic

#CB4A3F #3FCB4A #4A3FCB

tetradic

#CB4A3F #7ACB3F #3FC0CB #903FCB

square

#CB4A3F #7ACB3F #3FC0CB #903FCB

split-complementary

#CB4A3F #3FCB90 #3F7ACB

monochromatic

#71251F #A1352C #CB4A3F #D8776F #E5A59F

Accessibility & contrast

On white

4.57

#CB4A3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#CB4A3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB4A3F

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4A3F	#FFFFFF	#000000	##000000
##CB4A3F	1.00	4.57	4.59	4.59
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D643D

Deuteranopia (green-blind)

#8D803B

Tritanopia (blue-blind)

#DF2B48

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #cb4a3f;
/* rgb */ color: rgb(203, 74, 63);
/* oklch */ color: oklch(58.4% 0.166 28.1);

Tailwind

colors: {
  custom: {
    50: '#e28274',
    500: '#cb4a3f',
    950: '#000000',
  },
}

SCSS

$custom: #cb4a3f;
$custom-light: #e28274;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4a3f",
  "rgb": {
    "r": 203,
    "g": 74,
    "b": 63
  },
  "hsl": {
    "h": 4.714,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.58351,
    "c": 0.16605,
    "h": 28.1
  },
  "luminance": 0.17953
}

Semantic roles & 50–950 ramp

primary

#CB4A3F

secondary

#94CDD1

accent

#D5E147

background

#FEF8F7

surface

#FDEFED

border

#D5CAC8

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CB4A3F

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

Preview Lab → · Contrast checker → · Palette generator →