#CB4B3C#CB4B3C

#CB4B3C is a mid, vivid red. Relative luminance 0.181; OKLCH L 58.4% C 0.166 H 29.6°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#CB4B3C
RGB	rgb(203, 75, 60)
HSL	hsl(6, 58%, 52%)
HSV	hsv(6, 70%, 80%)
CMYK	cmyk(0%, 63.1%, 70.4%, 20.4%)
CIE-LAB	lab(49.57, 49.93, 35.74)
CIE-LCH	lch(49.57, 61.40, 35.60°)
OKLab	oklab(58.43% 0.144 0.0818)
OKLCH	oklch(58.43% 0.166 29.6)
XYZ	xyz(27.9632, 18.0588, 6.2873)
Luminance	0.1805 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4B3C #3CBCCB

analogous

#CB3C75 #CB4B3C #CB933C

triadic

#CB4B3C #3CCB4B #4B3CCB

tetradic

#CB4B3C #75CB3C #3CBCCB #933CCB

square

#CB4B3C #75CB3C #3CBCCB #933CCB

split-complementary

#CB4B3C #3CCB93 #3C75CB

monochromatic

#6F261E #9F372A #CB4B3C #D8786C #E5A49D

Accessibility & contrast

On white

4.55

#CB4B3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#CB4B3C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB4B3C

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4B3C	#FFFFFF	#000000	##000000
##CB4B3C	1.00	4.55	4.61	4.61
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E643A

Deuteranopia (green-blind)

#8E8038

Tritanopia (blue-blind)

#DF2C48

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #cb4b3c;
/* rgb */ color: rgb(203, 75, 60);
/* oklch */ color: oklch(58.4% 0.166 29.6);

Tailwind

colors: {
  custom: {
    50: '#e28372',
    500: '#cb4b3c',
    950: '#000000',
  },
}

SCSS

$custom: #cb4b3c;
$custom-light: #e28372;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4b3c",
  "rgb": {
    "r": 203,
    "g": 75,
    "b": 60
  },
  "hsl": {
    "h": 6.294,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.58431,
    "c": 0.16562,
    "h": 29.6
  },
  "luminance": 0.18055
}

Semantic roles & 50–950 ramp

primary

#CB4B3C

secondary

#92CAD1

accent

#D1E147

background

#FFF8F6

surface

#FEEFEC

border

#D6CAC7

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CB4B3C

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

Preview Lab → · Contrast checker → · Palette generator →