#CA3533#CA3533

#CA3533 is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.8% C 0.186 H 26.3°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#CA3533
RGB	rgb(202, 53, 51)
HSL	hsl(1, 60%, 50%)
HSV	hsv(1, 75%, 79%)
CMYK	cmyk(0%, 73.8%, 74.8%, 20.8%)
CIE-LAB	lab(46.10, 57.84, 36.86)
CIE-LCH	lch(46.10, 68.59, 32.51°)
OKLab	oklab(55.77% 0.1671 0.0824)
OKLCH	oklch(55.77% 0.186 26.3)
XYZ	xyz(26.2308, 15.3458, 4.7122)
Luminance	0.1534 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3533 #33C8CA

analogous

#CA337C #CA3533 #CA8133

triadic

#CA3533 #33CA35 #3533CA

tetradic

#CA3533 #7CCA33 #33C8CA #8133CA

square

#CA3533 #7CCA33 #33C8CA #8133CA

split-complementary

#CA3533 #33CA81 #337CCA

monochromatic

#681B1A #992827 #CA3533 #D86463 #E49594

Accessibility & contrast

On white

5.16

#CA3533 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#CA3533 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3533

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3533	#FFFFFF	#000000	##FFFFFF
##CA3533	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615931

Deuteranopia (green-blind)

#86792D

Tritanopia (blue-blind)

#DE0036

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #ca3533;
/* rgb */ color: rgb(202, 53, 51);
/* oklch */ color: oklch(55.8% 0.186 26.3);

Tailwind

colors: {
  custom: {
    50: '#e3776b',
    500: '#ca3533',
    950: '#000000',
  },
}

SCSS

$custom: #ca3533;
$custom-light: #e3776b;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3533",
  "rgb": {
    "r": 202,
    "g": 53,
    "b": 51
  },
  "hsl": {
    "h": 0.795,
    "s": 59.684,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55769,
    "c": 0.18636,
    "h": 26.3
  },
  "luminance": 0.15342
}

Semantic roles & 50–950 ramp

primary

#CA3533

secondary

#8ACECF

accent

#E1E345

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #CA3533

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

Preview Lab → · Contrast checker → · Palette generator →