#CA3A15#CA3A15

#CA3A15 is a mid, vivid red. Relative luminance 0.156; OKLCH L 56.0% C 0.186 H 34.5°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#CA3A15
RGB	rgb(202, 58, 21)
HSL	hsl(12, 81%, 44%)
HSV	hsv(12, 90%, 79%)
CMYK	cmyk(0%, 71.3%, 89.6%, 20.8%)
CIE-LAB	lab(46.50, 55.22, 52.00)
CIE-LCH	lch(46.50, 75.85, 43.28°)
OKLab	oklab(55.99% 0.1537 0.1056)
OKLCH	oklch(55.99% 0.186 34.5)
XYZ	xyz(26.0087, 15.6409, 2.3589)
Luminance	0.1564 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3A15 #15A5CA

analogous

#CA154A #CA3A15 #CA9415

triadic

#CA3A15 #15CA3A #3A15CA

tetradic

#CA3A15 #4ACA15 #15A5CA #9415CA

square

#CA3A15 #4ACA15 #15A5CA #9415CA

split-complementary

#CA3A15 #15CA94 #154ACA

monochromatic

#5B1A09 #932A0F #CA3A15 #EA5832 #EF856A

Accessibility & contrast

On white

5.09

#CA3A15 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#CA3A15 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3A15

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3A15	#FFFFFF	#000000	##FFFFFF
##CA3A15	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665A0C

Deuteranopia (green-blind)

#897A07

Tritanopia (blue-blind)

#DF0034

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #ca3a15;
/* rgb */ color: rgb(202, 58, 21);
/* oklch */ color: oklch(56.0% 0.186 34.5);

Tailwind

colors: {
  custom: {
    50: '#e47959',
    500: '#ca3a15',
    950: '#000000',
  },
}

SCSS

$custom: #ca3a15;
$custom-light: #e47959;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3a15",
  "rgb": {
    "r": 202,
    "g": 58,
    "b": 21
  },
  "hsl": {
    "h": 12.265,
    "s": 81.166,
    "l": 43.725
  },
  "oklch": {
    "l": 0.55986,
    "c": 0.18647,
    "h": 34.5
  },
  "luminance": 0.15637
}

Semantic roles & 50–950 ramp

primary

#CA3A15

secondary

#66BED5

accent

#CFF830

background

#FFF7F5

surface

#FFEEE9

border

#D7C9C5

text

#180A04

muted

#867C79

Preview Lab

Preview with #CA3A15

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

Preview Lab → · Contrast checker → · Palette generator →