#CB5740#CB5740

#CB5740 is a mid, vivid red. Relative luminance 0.199; OKLCH L 60.1% C 0.153 H 32.9°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#CB5740
RGB	rgb(203, 87, 64)
HSL	hsl(10, 57%, 52%)
HSV	hsv(10, 68%, 80%)
CMYK	cmyk(0%, 57.1%, 68.5%, 20.4%)
CIE-LAB	lab(51.71, 44.62, 36.00)
CIE-LCH	lch(51.71, 57.34, 38.90°)
OKLab	oklab(60.06% 0.1282 0.0831)
OKLCH	oklch(60.06% 0.153 32.9)
XYZ	xyz(28.9650, 19.8868, 7.1628)
Luminance	0.1988 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB5740 #40B4CB

analogous

#CB406F #CB5740 #CB9D40

triadic

#CB5740 #40CB57 #5740CB

tetradic

#CB5740 #6FCB40 #40B4CB #9D40CB

square

#CB5740 #6FCB40 #40B4CB #9D40CB

split-complementary

#CB5740 #40CB9D #406FCB

monochromatic

#722D1F #A2402C #CB5740 #D88170 #E5ACA0

Accessibility & contrast

On white

4.22

#CB5740 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#CB5740 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB5740

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB5740	#FFFFFF	#000000	##000000
##CB5740	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#766B3D

Deuteranopia (green-blind)

#93853D

Tritanopia (blue-blind)

#DE3F52

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #cb5740;
/* rgb */ color: rgb(203, 87, 64);
/* oklch */ color: oklch(60.1% 0.153 32.9);

Tailwind

colors: {
  custom: {
    50: '#e28a75',
    500: '#cb5740',
    950: '#000000',
  },
}

SCSS

$custom: #cb5740;
$custom-light: #e28a75;
$custom-dark: #000000;

JSON

{
  "hex": "#cb5740",
  "rgb": {
    "r": 203,
    "g": 87,
    "b": 64
  },
  "hsl": {
    "h": 9.928,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.60064,
    "c": 0.15279,
    "h": 32.9
  },
  "luminance": 0.19883
}

Semantic roles & 50–950 ramp

primary

#CB5740

secondary

#95C8D2

accent

#C7E047

background

#FEF8F7

surface

#FDF0ED

border

#D5CBC8

text

#170C08

muted

#857D7B

Preview Lab

Preview with #CB5740

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

Preview Lab → · Contrast checker → · Palette generator →