#CA3F3E#CA3F3E

#CA3F3E is a mid, vivid red. Relative luminance 0.165; OKLCH L 56.9% C 0.176 H 25.0°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#CA3F3E
RGB	rgb(202, 63, 62)
HSL	hsl(0, 57%, 52%)
HSV	hsv(0, 69%, 79%)
CMYK	cmyk(0%, 68.8%, 69.3%, 20.8%)
CIE-LAB	lab(47.58, 54.68, 32.21)
CIE-LCH	lch(47.58, 63.46, 30.50°)
OKLab	oklab(56.91% 0.1594 0.0745)
OKLCH	oklch(56.91% 0.176 25)
XYZ	xyz(27.0070, 16.4633, 6.3121)
Luminance	0.1646 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3F3E #3EC9CA

analogous

#CA3E83 #CA3F3E #CA853E

triadic

#CA3F3E #3ECA3F #3F3ECA

tetradic

#CA3F3E #83CA3E #3EC9CA #853ECA

square

#CA3F3E #83CA3E #3EC9CA #853ECA

split-complementary

#CA3F3E #3ECA85 #3E83CA

monochromatic

#6F1F1F #9F2D2C #CA3F3E #D76F6E #E49F9E

Accessibility & contrast

On white

4.89

#CA3F3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#CA3F3E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3F3E

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3F3E	#FFFFFF	#000000	##FFFFFF
##CA3F3E	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665E3D

Deuteranopia (green-blind)

#897C3A

Tritanopia (blue-blind)

#DE1440

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #ca3f3e;
/* rgb */ color: rgb(202, 63, 62);
/* oklch */ color: oklch(56.9% 0.176 25.0);

Tailwind

colors: {
  custom: {
    50: '#e27c73',
    500: '#ca3f3e',
    950: '#000000',
  },
}

SCSS

$custom: #ca3f3e;
$custom-light: #e27c73;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3f3e",
  "rgb": {
    "r": 202,
    "g": 63,
    "b": 62
  },
  "hsl": {
    "h": 0.429,
    "s": 56.911,
    "l": 51.765
  },
  "oklch": {
    "l": 0.56914,
    "c": 0.17598,
    "h": 25
  },
  "luminance": 0.16459
}

Semantic roles & 50–950 ramp

primary

#CA3F3E

secondary

#93D0D1

accent

#DFE048

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CA3F3E

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

Preview Lab → · Contrast checker → · Palette generator →