#CB503A#CB503A

#CB503A is a mid, vivid red. Relative luminance 0.187; OKLCH L 59.0% C 0.161 H 32.2°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#CB503A
RGB	rgb(203, 80, 58)
HSL	hsl(9, 58%, 51%)
HSV	hsv(9, 71%, 80%)
CMYK	cmyk(0%, 60.6%, 71.4%, 20.4%)
CIE-LAB	lab(50.39, 47.59, 37.80)
CIE-LCH	lch(50.39, 60.77, 38.46°)
OKLab	oklab(59.04% 0.1363 0.0859)
OKLCH	oklch(59.04% 0.161 32.2)
XYZ	xyz(28.2639, 18.7432, 6.1317)
Luminance	0.1874 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB503A #3AB5CB

analogous

#CB3A6C #CB503A #CB983A

triadic

#CB503A #3ACB50 #503ACB

tetradic

#CB503A #6CCB3A #3AB5CB #983ACB

square

#CB503A #6CCB3A #3AB5CB #983ACB

split-complementary

#CB503A #3ACB98 #3A6CCB

monochromatic

#6E291D #9E3B2A #CB503A #D87B6A #E5A69B

Accessibility & contrast

On white

4.42

#CB503A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#CB503A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB503A

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB503A	#FFFFFF	#000000	##000000
##CB503A	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#726737

Deuteranopia (green-blind)

#908236

Tritanopia (blue-blind)

#DF344B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #cb503a;
/* rgb */ color: rgb(203, 80, 58);
/* oklch */ color: oklch(59.0% 0.161 32.2);

Tailwind

colors: {
  custom: {
    50: '#e28671',
    500: '#cb503a',
    950: '#000000',
  },
}

SCSS

$custom: #cb503a;
$custom-light: #e28671;
$custom-dark: #000000;

JSON

{
  "hex": "#cb503a",
  "rgb": {
    "r": 203,
    "g": 80,
    "b": 58
  },
  "hsl": {
    "h": 9.103,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.59039,
    "c": 0.16113,
    "h": 32.2
  },
  "luminance": 0.18739
}

Semantic roles & 50–950 ramp

primary

#CB503A

secondary

#90C7D0

accent

#CAE146

background

#FEF8F6

surface

#FDF0EC

border

#D5CBC7

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CB503A

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

Preview Lab → · Contrast checker → · Palette generator →