#CA3941#CA3941

#CA3941 is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.3% C 0.181 H 22.4°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#CA3941
RGB	rgb(202, 57, 65)
HSL	hsl(357, 58%, 51%)
HSV	hsv(357, 72%, 79%)
CMYK	cmyk(0%, 71.8%, 67.8%, 20.8%)
CIE-LAB	lab(46.80, 57.08, 29.50)
CIE-LCH	lch(46.80, 64.26, 27.33°)
OKLab	oklab(56.35% 0.1677 0.069)
OKLCH	oklch(56.35% 0.181 22.4)
XYZ	xyz(26.7773, 15.8684, 6.6529)
Luminance	0.1586 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3941 #39CAC2

analogous

#CA3989 #CA3941 #CA7939

triadic

#CA3941 #41CA39 #3941CA

tetradic

#CA3941 #89CA39 #39CAC2 #7939CA

square

#CA3941 #89CA39 #39CAC2 #7939CA

split-complementary

#CA3941 #39CA79 #3989CA

monochromatic

#6C1D21 #9C2A30 #CA3941 #D7696F #E49A9E

Accessibility & contrast

On white

5.03

#CA3941 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#CA3941 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3941

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3941	#FFFFFF	#000000	##FFFFFF
##CA3941	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625B40

Deuteranopia (green-blind)

#867A3D

Tritanopia (blue-blind)

#DE003D

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #ca3941;
/* rgb */ color: rgb(202, 57, 65);
/* oklch */ color: oklch(56.3% 0.181 22.4);

Tailwind

colors: {
  custom: {
    50: '#e27a75',
    500: '#ca3941',
    950: '#000000',
  },
}

SCSS

$custom: #ca3941;
$custom-light: #e27a75;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3941",
  "rgb": {
    "r": 202,
    "g": 57,
    "b": 65
  },
  "hsl": {
    "h": 356.69,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56349,
    "c": 0.18131,
    "h": 22.4
  },
  "luminance": 0.15864
}

Semantic roles & 50–950 ramp

primary

#CA3941

secondary

#8FD0CC

accent

#E1D847

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CA3941

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

Preview Lab → · Contrast checker → · Palette generator →