#CA3F2A#CA3F2A

#CA3F2A is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.7% C 0.179 H 31.5°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#CA3F2A
RGB	rgb(202, 63, 42)
HSL	hsl(8, 66%, 48%)
HSV	hsv(8, 79%, 79%)
CMYK	cmyk(0%, 68.8%, 79.2%, 20.8%)
CIE-LAB	lab(47.34, 53.84, 43.09)
CIE-LCH	lch(47.34, 68.96, 38.67°)
OKLab	oklab(56.67% 0.1528 0.0935)
OKLCH	oklch(56.67% 0.179 31.5)
XYZ	xyz(26.5556, 16.2827, 3.9346)
Luminance	0.1628 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3F2A #2AB5CA

analogous

#CA2A65 #CA3F2A #CA8F2A

triadic

#CA3F2A #2ACA3F #3F2ACA

tetradic

#CA3F2A #65CA2A #2AB5CA #8F2ACA

square

#CA3F2A #65CA2A #2AB5CA #8F2ACA

split-complementary

#CA3F2A #2ACA8F #2A65CA

monochromatic

#651F15 #972F1F #CA3F2A #DC6755 #E69488

Accessibility & contrast

On white

4.93

#CA3F2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#CA3F2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3F2A

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3F2A	#FFFFFF	#000000	##FFFFFF
##CA3F2A	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685D26

Deuteranopia (green-blind)

#8A7C24

Tritanopia (blue-blind)

#DE0B3B

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #ca3f2a;
/* rgb */ color: rgb(202, 63, 42);
/* oklch */ color: oklch(56.7% 0.179 31.5);

Tailwind

colors: {
  custom: {
    50: '#e37c65',
    500: '#ca3f2a',
    950: '#000000',
  },
}

SCSS

$custom: #ca3f2a;
$custom-light: #e37c65;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3f2a",
  "rgb": {
    "r": 202,
    "g": 63,
    "b": 42
  },
  "hsl": {
    "h": 7.875,
    "s": 65.574,
    "l": 47.843
  },
  "oklch": {
    "l": 0.56665,
    "c": 0.17912,
    "h": 31.5
  },
  "luminance": 0.16279
}

Semantic roles & 50–950 ramp

primary

#CA3F2A

secondary

#80C5D0

accent

#D2E93F

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #CA3F2A

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

Preview Lab → · Contrast checker → · Palette generator →