#CA3915#CA3915

#CA3915 is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.9% C 0.187 H 34.2°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#CA3915
RGB	rgb(202, 57, 21)
HSL	hsl(12, 81%, 44%)
HSV	hsv(12, 90%, 79%)
CMYK	cmyk(0%, 71.8%, 89.6%, 20.8%)
CIE-LAB	lab(46.37, 55.58, 51.91)
CIE-LCH	lch(46.37, 76.05, 43.04°)
OKLab	oklab(55.89% 0.1548 0.1053)
OKLCH	oklch(55.89% 0.187 34.2)
XYZ	xyz(25.9588, 15.5410, 2.3422)
Luminance	0.1554 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3915 #15A6CA

analogous

#CA154B #CA3915 #CA9315

triadic

#CA3915 #15CA39 #3915CA

tetradic

#CA3915 #4BCA15 #15A6CA #9315CA

square

#CA3915 #4BCA15 #15A6CA #9315CA

split-complementary

#CA3915 #15CA93 #154BCA

monochromatic

#5B1A09 #93290F #CA3915 #EA5732 #EF846A

Accessibility & contrast

On white

5.11

#CA3915 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#CA3915 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3915

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3915	#FFFFFF	#000000	##FFFFFF
##CA3915	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#65590C

Deuteranopia (green-blind)

#897A07

Tritanopia (blue-blind)

#DF0033

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #ca3915;
/* rgb */ color: rgb(202, 57, 21);
/* oklch */ color: oklch(55.9% 0.187 34.2);

Tailwind

colors: {
  custom: {
    50: '#e57959',
    500: '#ca3915',
    950: '#000000',
  },
}

SCSS

$custom: #ca3915;
$custom-light: #e57959;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3915",
  "rgb": {
    "r": 202,
    "g": 57,
    "b": 21
  },
  "hsl": {
    "h": 11.934,
    "s": 81.166,
    "l": 43.725
  },
  "oklch": {
    "l": 0.55886,
    "c": 0.18726,
    "h": 34.2
  },
  "luminance": 0.15537
}

Semantic roles & 50–950 ramp

primary

#CA3915

secondary

#66BFD5

accent

#D0F830

background

#FFF7F5

surface

#FFEEE9

border

#D7C9C5

text

#180A04

muted

#867C79

Preview Lab

Preview with #CA3915

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

Preview Lab → · Contrast checker → · Palette generator →