#CA3615#CA3615

#CA3615 is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.6% C 0.190 H 33.5°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#CA3615
RGB	rgb(202, 54, 21)
HSL	hsl(11, 81%, 44%)
HSV	hsv(11, 90%, 79%)
CMYK	cmyk(0%, 73.3%, 89.6%, 20.8%)
CIE-LAB	lab(45.98, 56.65, 51.62)
CIE-LCH	lch(45.98, 76.64, 42.34°)
OKLab	oklab(55.6% 0.1581 0.1046)
OKLCH	oklch(55.6% 0.19 33.5)
XYZ	xyz(25.8148, 15.2531, 2.2942)
Luminance	0.1525 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3615 #15A9CA

analogous

#CA154E #CA3615 #CA9015

triadic

#CA3615 #15CA36 #3615CA

tetradic

#CA3615 #4ECA15 #15A9CA #9015CA

square

#CA3615 #4ECA15 #15A9CA #9015CA

split-complementary

#CA3615 #15CA90 #154ECA

monochromatic

#5B1809 #93270F #CA3615 #EA5432 #EF826A

Accessibility & contrast

On white

5.19

#CA3615 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#CA3615 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3615

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3615	#FFFFFF	#000000	##FFFFFF
##CA3615	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#64580C

Deuteranopia (green-blind)

#887906

Tritanopia (blue-blind)

#DF0031

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #ca3615;
/* rgb */ color: rgb(202, 54, 21);
/* oklch */ color: oklch(55.6% 0.190 33.5);

Tailwind

colors: {
  custom: {
    50: '#e57758',
    500: '#ca3615',
    950: '#000000',
  },
}

SCSS

$custom: #ca3615;
$custom-light: #e57758;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3615",
  "rgb": {
    "r": 202,
    "g": 54,
    "b": 21
  },
  "hsl": {
    "h": 10.939,
    "s": 81.166,
    "l": 43.725
  },
  "oklch": {
    "l": 0.55596,
    "c": 0.18961,
    "h": 33.5
  },
  "luminance": 0.15249
}

Semantic roles & 50–950 ramp

primary

#CA3615

secondary

#66C1D5

accent

#D3F830

background

#FFF7F5

surface

#FFEEE9

border

#D7C9C5

text

#180904

muted

#867B79

Preview Lab

Preview with #CA3615

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

Preview Lab → · Contrast checker → · Palette generator →