#CA3F15#CA3F15

#CA3F15 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.5% C 0.182 H 35.9°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#CA3F15
RGB	rgb(202, 63, 21)
HSL	hsl(14, 81%, 44%)
HSV	hsv(14, 90%, 79%)
CMYK	cmyk(0%, 68.8%, 89.6%, 20.8%)
CIE-LAB	lab(47.20, 53.31, 52.52)
CIE-LCH	lch(47.20, 74.83, 44.57°)
OKLab	oklab(56.51% 0.1479 0.1069)
OKLCH	oklch(56.51% 0.182 35.9)
XYZ	xyz(26.2732, 16.1698, 2.4470)
Luminance	0.1617 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3F15 #15A0CA

analogous

#CA1545 #CA3F15 #CA9915

triadic

#CA3F15 #15CA3F #3F15CA

tetradic

#CA3F15 #45CA15 #15A0CA #9915CA

square

#CA3F15 #45CA15 #15A0CA #9915CA

split-complementary

#CA3F15 #15CA99 #1545CA

monochromatic

#5B1C09 #932E0F #CA3F15 #EA5D32 #EF896A

Accessibility & contrast

On white

4.96

#CA3F15 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#CA3F15 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3F15

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3F15	#FFFFFF	#000000	##FFFFFF
##CA3F15	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#695C0B

Deuteranopia (green-blind)

#8B7B08

Tritanopia (blue-blind)

#DF0438

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #ca3f15;
/* rgb */ color: rgb(202, 63, 21);
/* oklch */ color: oklch(56.5% 0.182 35.9);

Tailwind

colors: {
  custom: {
    50: '#e47c59',
    500: '#ca3f15',
    950: '#000000',
  },
}

SCSS

$custom: #ca3f15;
$custom-light: #e47c59;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3f15",
  "rgb": {
    "r": 202,
    "g": 63,
    "b": 21
  },
  "hsl": {
    "h": 13.923,
    "s": 81.166,
    "l": 43.725
  },
  "oklch": {
    "l": 0.56508,
    "c": 0.18242,
    "h": 35.9
  },
  "luminance": 0.16166
}

Semantic roles & 50–950 ramp

primary

#CA3F15

secondary

#66BBD5

accent

#C9F830

background

#FFF7F5

surface

#FFEEE9

border

#D7C9C5

text

#180A04

muted

#867C79

Preview Lab

Preview with #CA3F15

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

Preview Lab → · Contrast checker → · Palette generator →