#CA3F40#CA3F40

#CA3F40 is a mid, vivid red. Relative luminance 0.165; OKLCH L 56.9% C 0.176 H 24.3°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#CA3F40
RGB	rgb(202, 63, 64)
HSL	hsl(360, 57%, 52%)
HSV	hsv(360, 69%, 79%)
CMYK	cmyk(0%, 68.8%, 68.3%, 20.8%)
CIE-LAB	lab(47.61, 54.78, 31.07)
CIE-LCH	lch(47.61, 62.98, 29.57°)
OKLab	oklab(56.95% 0.1602 0.0723)
OKLCH	oklch(56.95% 0.176 24.3)
XYZ	xyz(27.0629, 16.4857, 6.6065)
Luminance	0.1648 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3F40 #3FCAC9

analogous

#CA3F86 #CA3F40 #CA833F

triadic

#CA3F40 #40CA3F #3F40CA

tetradic

#CA3F40 #86CA3F #3FCAC9 #833FCA

square

#CA3F40 #86CA3F #3FCAC9 #833FCA

split-complementary

#CA3F40 #3FCA83 #3F86CA

monochromatic

#701F1F #A02C2D #CA3F40 #D76F70 #E49F9F

Accessibility & contrast

On white

4.89

#CA3F40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#CA3F40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3F40

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3F40	#FFFFFF	#000000	##FFFFFF
##CA3F40	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665E3F

Deuteranopia (green-blind)

#887C3C

Tritanopia (blue-blind)

#DE1541

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #ca3f40;
/* rgb */ color: rgb(202, 63, 64);
/* oklch */ color: oklch(56.9% 0.176 24.3);

Tailwind

colors: {
  custom: {
    50: '#e27c75',
    500: '#ca3f40',
    950: '#000000',
  },
}

SCSS

$custom: #ca3f40;
$custom-light: #e27c75;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3f40",
  "rgb": {
    "r": 202,
    "g": 63,
    "b": 64
  },
  "hsl": {
    "h": 359.568,
    "s": 56.735,
    "l": 51.961
  },
  "oklch": {
    "l": 0.56945,
    "c": 0.17573,
    "h": 24.3
  },
  "luminance": 0.16482
}

Semantic roles & 50–950 ramp

primary

#CA3F40

secondary

#94D1D0

accent

#E0DF48

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CA3F40

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

Preview Lab → · Contrast checker → · Palette generator →