#CB4143#CB4143

#CB4143 is a mid, vivid red. Relative luminance 0.169; OKLCH L 57.4% C 0.174 H 23.7°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#CB4143
RGB	rgb(203, 65, 67)
HSL	hsl(359, 57%, 53%)
HSV	hsv(359, 68%, 80%)
CMYK	cmyk(0%, 68%, 67%, 20.4%)
CIE-LAB	lab(48.12, 54.48, 29.98)
CIE-LCH	lch(48.12, 62.18, 28.82°)
OKLab	oklab(57.37% 0.1597 0.0702)
OKLCH	oklch(57.37% 0.174 23.7)
XYZ	xyz(27.5349, 16.8863, 7.1186)
Luminance	0.1688 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4143 #41CBC9

analogous

#CB4188 #CB4143 #CB8441

triadic

#CB4143 #43CB41 #4143CB

tetradic

#CB4143 #88CB41 #41CBC9 #8441CB

square

#CB4143 #88CB41 #41CBC9 #8441CB

split-complementary

#CB4143 #41CB84 #4188CB

monochromatic

#721F20 #A22C2E #CB4143 #D87173 #E5A1A2

Accessibility & contrast

On white

4.80

#CB4143 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#CB4143 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB4143

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4143	#FFFFFF	#000000	##FFFFFF
##CB4143	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675F42

Deuteranopia (green-blind)

#897D3F

Tritanopia (blue-blind)

#DF1B43

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cb4143;
/* rgb */ color: rgb(203, 65, 67);
/* oklch */ color: oklch(57.4% 0.174 23.7);

Tailwind

colors: {
  custom: {
    50: '#e27e77',
    500: '#cb4143',
    950: '#000000',
  },
}

SCSS

$custom: #cb4143;
$custom-light: #e27e77;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4143",
  "rgb": {
    "r": 203,
    "g": 65,
    "b": 67
  },
  "hsl": {
    "h": 359.13,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57374,
    "c": 0.17447,
    "h": 23.7
  },
  "luminance": 0.16882
}

Semantic roles & 50–950 ramp

primary

#CB4143

secondary

#96D2D1

accent

#E0DE48

background

#FFF8F7

surface

#FEEFED

border

#D6CAC8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CB4143

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

Preview Lab → · Contrast checker → · Palette generator →