#CA403E#CA403E

#CA403E is a mid, vivid red. Relative luminance 0.166; OKLCH L 57.0% C 0.175 H 25.3°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#CA403E
RGB	rgb(202, 64, 62)
HSL	hsl(1, 57%, 52%)
HSV	hsv(1, 69%, 79%)
CMYK	cmyk(0%, 68.3%, 69.3%, 20.8%)
CIE-LAB	lab(47.72, 54.28, 32.38)
CIE-LCH	lch(47.72, 63.21, 30.82°)
OKLab	oklab(57.02% 0.1582 0.0749)
OKLCH	oklch(57.02% 0.175 25.3)
XYZ	xyz(27.0629, 16.5751, 6.3308)
Luminance	0.1657 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA403E #3EC8CA

analogous

#CA3E82 #CA403E #CA863E

triadic

#CA403E #3ECA40 #403ECA

tetradic

#CA403E #82CA3E #3EC8CA #863ECA

square

#CA403E #82CA3E #3EC8CA #863ECA

split-complementary

#CA403E #3ECA86 #3E82CA

monochromatic

#6F201F #9F2D2C #CA403E #D7706E #E49F9E

Accessibility & contrast

On white

4.87

#CA403E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#CA403E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA403E

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA403E	#FFFFFF	#000000	##FFFFFF
##CA403E	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665E3C

Deuteranopia (green-blind)

#897C3A

Tritanopia (blue-blind)

#DE1741

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #ca403e;
/* rgb */ color: rgb(202, 64, 62);
/* oklch */ color: oklch(57.0% 0.175 25.3);

Tailwind

colors: {
  custom: {
    50: '#e27d73',
    500: '#ca403e',
    950: '#000000',
  },
}

SCSS

$custom: #ca403e;
$custom-light: #e27d73;
$custom-dark: #000000;

JSON

{
  "hex": "#ca403e",
  "rgb": {
    "r": 202,
    "g": 64,
    "b": 62
  },
  "hsl": {
    "h": 0.857,
    "s": 56.911,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57021,
    "c": 0.17501,
    "h": 25.3
  },
  "luminance": 0.16571
}

Semantic roles & 50–950 ramp

primary

#CA403E

secondary

#93D0D1

accent

#DEE048

background

#FFF8F7

surface

#FEEFED

border

#D6CAC8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CA403E

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

Preview Lab → · Contrast checker → · Palette generator →