#CA3E28#CA3E28

#CA3E28 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.5% C 0.180 H 31.7°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#CA3E28
RGB	rgb(202, 62, 40)
HSL	hsl(8, 67%, 47%)
HSV	hsv(8, 80%, 79%)
CMYK	cmyk(0%, 69.3%, 80.2%, 20.8%)
CIE-LAB	lab(47.18, 54.16, 43.97)
CIE-LCH	lch(47.18, 69.76, 39.07°)
OKLab	oklab(56.54% 0.1534 0.0948)
OKLCH	oklch(56.54% 0.18 31.7)
XYZ	xyz(26.4658, 16.1590, 3.7325)
Luminance	0.1615 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3E28 #28B4CA

analogous

#CA2863 #CA3E28 #CA8F28

triadic

#CA3E28 #28CA3E #3E28CA

tetradic

#CA3E28 #63CA28 #28B4CA #8F28CA

square

#CA3E28 #63CA28 #28B4CA #8F28CA

split-complementary

#CA3E28 #28CA8F #2863CA

monochromatic

#641F14 #972E1E #CA3E28 #DD6552 #E79385

Accessibility & contrast

On white

4.96

#CA3E28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#CA3E28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3E28

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3E28	#FFFFFF	#000000	##FFFFFF
##CA3E28	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675C24

Deuteranopia (green-blind)

#8A7B22

Tritanopia (blue-blind)

#DE053A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #ca3e28;
/* rgb */ color: rgb(202, 62, 40);
/* oklch */ color: oklch(56.5% 0.180 31.7);

Tailwind

colors: {
  custom: {
    50: '#e37c64',
    500: '#ca3e28',
    950: '#000000',
  },
}

SCSS

$custom: #ca3e28;
$custom-light: #e37c64;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3e28",
  "rgb": {
    "r": 202,
    "g": 62,
    "b": 40
  },
  "hsl": {
    "h": 8.148,
    "s": 66.942,
    "l": 47.451
  },
  "oklch": {
    "l": 0.56538,
    "c": 0.18034,
    "h": 31.7
  },
  "luminance": 0.16155
}

Semantic roles & 50–950 ramp

primary

#CA3E28

secondary

#7EC5D0

accent

#D3EA3E

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#170A05

muted

#857C7A

Preview Lab

Preview with #CA3E28

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

Preview Lab → · Contrast checker → · Palette generator →