#CA3B39#CA3B39

#CA3B39 is a mid, vivid red. Relative luminance 0.160; OKLCH L 56.4% C 0.180 H 25.7°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#CA3B39
RGB	rgb(202, 59, 57)
HSL	hsl(1, 58%, 51%)
HSV	hsv(1, 72%, 79%)
CMYK	cmyk(0%, 70.8%, 71.8%, 20.8%)
CIE-LAB	lab(46.95, 55.96, 34.38)
CIE-LCH	lch(46.95, 65.68, 31.57°)
OKLab	oklab(56.43% 0.1625 0.0783)
OKLCH	oklch(56.43% 0.18 25.7)
XYZ	xyz(26.6626, 15.9839, 5.5514)
Luminance	0.1598 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3B39 #39C8CA

analogous

#CA397F #CA3B39 #CA8439

triadic

#CA3B39 #39CA3B #3B39CA

tetradic

#CA3B39 #7FCA39 #39C8CA #8439CA

square

#CA3B39 #7FCA39 #39C8CA #8439CA

split-complementary

#CA3B39 #39CA84 #397FCA

monochromatic

#6C1E1D #9C2B2A #CA3B39 #D76B69 #E49B9A

Accessibility & contrast

On white

5.00

#CA3B39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#CA3B39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3B39

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3B39	#FFFFFF	#000000	##FFFFFF
##CA3B39	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645C37

Deuteranopia (green-blind)

#887B34

Tritanopia (blue-blind)

#DE013C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #ca3b39;
/* rgb */ color: rgb(202, 59, 57);
/* oklch */ color: oklch(56.4% 0.180 25.7);

Tailwind

colors: {
  custom: {
    50: '#e37a70',
    500: '#ca3b39',
    950: '#000000',
  },
}

SCSS

$custom: #ca3b39;
$custom-light: #e37a70;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3b39",
  "rgb": {
    "r": 202,
    "g": 59,
    "b": 57
  },
  "hsl": {
    "h": 0.828,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56426,
    "c": 0.18035,
    "h": 25.7
  },
  "luminance": 0.1598
}

Semantic roles & 50–950 ramp

primary

#CA3B39

secondary

#8FCFD0

accent

#DFE147

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CA3B39

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

Preview Lab → · Contrast checker → · Palette generator →