#CA3641#CA3641

#CA3641 is a mid, vivid red. Relative luminance 0.156; OKLCH L 56.1% C 0.184 H 21.7°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#CA3641
RGB	rgb(202, 54, 65)
HSL	hsl(356, 58%, 50%)
HSV	hsv(356, 73%, 79%)
CMYK	cmyk(0%, 73.3%, 67.8%, 20.8%)
CIE-LAB	lab(46.42, 58.14, 29.04)
CIE-LCH	lch(46.42, 64.99, 26.54°)
OKLab	oklab(56.07% 0.1711 0.0679)
OKLCH	oklch(56.07% 0.184 21.7)
XYZ	xyz(26.6333, 15.5805, 6.6050)
Luminance	0.1558 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3641 #36CABF

analogous

#CA368B #CA3641 #CA7536

triadic

#CA3641 #41CA36 #3641CA

tetradic

#CA3641 #8BCA36 #36CABF #7536CA

square

#CA3641 #8BCA36 #36CABF #7536CA

split-complementary

#CA3641 #36CA75 #368BCA

monochromatic

#6A1C22 #9A2931 #CA3641 #D7666F #E4979D

Accessibility & contrast

On white

5.10

#CA3641 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#CA3641 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3641

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3641	#FFFFFF	#000000	##FFFFFF
##CA3641	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605A40

Deuteranopia (green-blind)

#86793C

Tritanopia (blue-blind)

#DE003B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #ca3641;
/* rgb */ color: rgb(202, 54, 65);
/* oklch */ color: oklch(56.1% 0.184 21.7);

Tailwind

colors: {
  custom: {
    50: '#e27875',
    500: '#ca3641',
    950: '#000000',
  },
}

SCSS

$custom: #ca3641;
$custom-light: #e27875;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3641",
  "rgb": {
    "r": 202,
    "g": 54,
    "b": 65
  },
  "hsl": {
    "h": 355.541,
    "s": 58.268,
    "l": 50.196
  },
  "oklch": {
    "l": 0.56065,
    "c": 0.18405,
    "h": 21.7
  },
  "luminance": 0.15577
}

Semantic roles & 50–950 ramp

primary

#CA3641

secondary

#8DCFCA

accent

#E1D646

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CA3641

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

Preview Lab → · Contrast checker → · Palette generator →