#CB4840#CB4840

#CB4840 is a mid, vivid red. Relative luminance 0.177; OKLCH L 58.1% C 0.168 H 27.1°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#CB4840
RGB	rgb(203, 72, 64)
HSL	hsl(3, 57%, 52%)
HSV	hsv(3, 68%, 80%)
CMYK	cmyk(0%, 64.5%, 68.5%, 20.4%)
CIE-LAB	lab(49.14, 51.43, 32.96)
CIE-LCH	lch(49.14, 61.09, 32.65°)
OKLab	oklab(58.12% 0.1495 0.0764)
OKLCH	oklch(58.12% 0.168 27.1)
XYZ	xyz(27.8743, 17.7053, 6.7992)
Luminance	0.1770 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4840 #40C3CB

analogous

#CB407E #CB4840 #CB8D40

triadic

#CB4840 #40CB48 #4840CB

tetradic

#CB4840 #7ECB40 #40C3CB #8D40CB

square

#CB4840 #7ECB40 #40C3CB #8D40CB

split-complementary

#CB4840 #40CB8D #407ECB

monochromatic

#72241F #A2332C #CB4840 #D87670 #E5A4A0

Accessibility & contrast

On white

4.63

#CB4840 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#CB4840 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #CB4840

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4840	#FFFFFF	#000000	##FFFFFF
##CB4840	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C633E

Deuteranopia (green-blind)

#8C7F3C

Tritanopia (blue-blind)

#DF2847

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #cb4840;
/* rgb */ color: rgb(203, 72, 64);
/* oklch */ color: oklch(58.1% 0.168 27.1);

Tailwind

colors: {
  custom: {
    50: '#e28175',
    500: '#cb4840',
    950: '#000000',
  },
}

SCSS

$custom: #cb4840;
$custom-light: #e28175;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4840",
  "rgb": {
    "r": 203,
    "g": 72,
    "b": 64
  },
  "hsl": {
    "h": 3.453,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.58124,
    "c": 0.16789,
    "h": 27.1
  },
  "luminance": 0.17701
}

Semantic roles & 50–950 ramp

primary

#CB4840

secondary

#95CED2

accent

#D8E047

background

#FEF8F7

surface

#FDEFED

border

#D5CAC8

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CB4840

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

Preview Lab → · Contrast checker → · Palette generator →