#CA4228#CA4228

#CA4228 is a mid, vivid red. Relative luminance 0.166; OKLCH L 57.0% C 0.177 H 32.9°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#CA4228
RGB	rgb(202, 66, 40)
HSL	hsl(10, 67%, 47%)
HSV	hsv(10, 80%, 79%)
CMYK	cmyk(0%, 67.3%, 80.2%, 20.8%)
CIE-LAB	lab(47.77, 52.58, 44.54)
CIE-LCH	lch(47.77, 68.91, 40.27°)
OKLab	oklab(56.97% 0.1485 0.096)
OKLCH	oklch(56.97% 0.177 32.9)
XYZ	xyz(26.6914, 16.6102, 3.8077)
Luminance	0.1661 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA4228 #28B0CA

analogous

#CA285F #CA4228 #CA9328

triadic

#CA4228 #28CA42 #4228CA

tetradic

#CA4228 #5FCA28 #28B0CA #9328CA

square

#CA4228 #5FCA28 #28B0CA #9328CA

split-complementary

#CA4228 #28CA93 #285FCA

monochromatic

#642114 #97311E #CA4228 #DD6952 #E79585

Accessibility & contrast

On white

4.86

#CA4228 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#CA4228 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA4228

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA4228	#FFFFFF	#000000	##FFFFFF
##CA4228	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5E24

Deuteranopia (green-blind)

#8B7C22

Tritanopia (blue-blind)

#DE153D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #ca4228;
/* rgb */ color: rgb(202, 66, 40);
/* oklch */ color: oklch(57.0% 0.177 32.9);

Tailwind

colors: {
  custom: {
    50: '#e37e64',
    500: '#ca4228',
    950: '#000000',
  },
}

SCSS

$custom: #ca4228;
$custom-light: #e37e64;
$custom-dark: #000000;

JSON

{
  "hex": "#ca4228",
  "rgb": {
    "r": 202,
    "g": 66,
    "b": 40
  },
  "hsl": {
    "h": 9.63,
    "s": 66.942,
    "l": 47.451
  },
  "oklch": {
    "l": 0.56975,
    "c": 0.17684,
    "h": 32.9
  },
  "luminance": 0.16606
}

Semantic roles & 50–950 ramp

primary

#CA4228

secondary

#7EC3D0

accent

#CEEA3E

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#170A05

muted

#857C7A

Preview Lab

Preview with #CA4228

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

Preview Lab → · Contrast checker → · Palette generator →