#CB4140#CB4140

#CB4140 is a mid, vivid red. Relative luminance 0.168; OKLCH L 57.3% C 0.175 H 24.9°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#CB4140
RGB	rgb(203, 65, 64)
HSL	hsl(0, 57%, 52%)
HSV	hsv(0, 68%, 80%)
CMYK	cmyk(0%, 68%, 68.5%, 20.4%)
CIE-LAB	lab(48.07, 54.32, 31.68)
CIE-LCH	lch(48.07, 62.88, 30.25°)
OKLab	oklab(57.33% 0.1586 0.0736)
OKLCH	oklch(57.33% 0.175 24.9)
XYZ	xyz(27.4472, 16.8512, 6.6568)
Luminance	0.1685 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4140 #40CACB

analogous

#CB4084 #CB4140 #CB8740

triadic

#CB4140 #40CB41 #4140CB

tetradic

#CB4140 #84CB40 #40CACB #8740CB

square

#CB4140 #84CB40 #40CACB #8740CB

split-complementary

#CB4140 #40CB87 #4084CB

monochromatic

#72201F #A22D2C #CB4140 #D87170 #E5A1A0

Accessibility & contrast

On white

4.81

#CB4140 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#CB4140 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB4140

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4140	#FFFFFF	#000000	##FFFFFF
##CB4140	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675F3F

Deuteranopia (green-blind)

#8A7D3C

Tritanopia (blue-blind)

#DF1942

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cb4140;
/* rgb */ color: rgb(203, 65, 64);
/* oklch */ color: oklch(57.3% 0.175 24.9);

Tailwind

colors: {
  custom: {
    50: '#e37e75',
    500: '#cb4140',
    950: '#000000',
  },
}

SCSS

$custom: #cb4140;
$custom-light: #e37e75;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4140",
  "rgb": {
    "r": 203,
    "g": 65,
    "b": 64
  },
  "hsl": {
    "h": 0.432,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57327,
    "c": 0.17483,
    "h": 24.9
  },
  "luminance": 0.16847
}

Semantic roles & 50–950 ramp

primary

#CB4140

secondary

#95D1D2

accent

#DFE047

background

#FFF8F7

surface

#FEEFED

border

#D6CAC8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CB4140

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

Preview Lab → · Contrast checker → · Palette generator →