#CA4739#CA4739

#CA4739 is a mid, vivid red. Relative luminance 0.174; OKLCH L 57.7% C 0.169 H 29.3°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#CA4739
RGB	rgb(202, 71, 57)
HSL	hsl(6, 58%, 51%)
HSV	hsv(6, 72%, 79%)
CMYK	cmyk(0%, 64.9%, 71.8%, 20.8%)
CIE-LAB	lab(48.71, 51.17, 36.40)
CIE-LCH	lch(48.71, 62.80, 35.43°)
OKLab	oklab(57.75% 0.1474 0.0828)
OKLCH	oklch(57.75% 0.169 29.3)
XYZ	xyz(27.3518, 17.3623, 5.7811)
Luminance	0.1736 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA4739 #39BCCA

analogous

#CA3973 #CA4739 #CA8F39

triadic

#CA4739 #39CA47 #4739CA

tetradic

#CA4739 #73CA39 #39BCCA #8F39CA

square

#CA4739 #73CA39 #39BCCA #8F39CA

split-complementary

#CA4739 #39CA8F #3973CA

monochromatic

#6C241D #9C352A #CA4739 #D77469 #E4A19A

Accessibility & contrast

On white

4.70

#CA4739 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#CA4739 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA4739

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA4739	#FFFFFF	#000000	##FFFFFF
##CA4739	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6237

Deuteranopia (green-blind)

#8C7E35

Tritanopia (blue-blind)

#DE2545

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #ca4739;
/* rgb */ color: rgb(202, 71, 57);
/* oklch */ color: oklch(57.7% 0.169 29.3);

Tailwind

colors: {
  custom: {
    50: '#e28170',
    500: '#ca4739',
    950: '#000000',
  },
}

SCSS

$custom: #ca4739;
$custom-light: #e28170;
$custom-dark: #000000;

JSON

{
  "hex": "#ca4739",
  "rgb": {
    "r": 202,
    "g": 71,
    "b": 57
  },
  "hsl": {
    "h": 5.793,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.57745,
    "c": 0.16903,
    "h": 29.3
  },
  "luminance": 0.17358
}

Semantic roles & 50–950 ramp

primary

#CA4739

secondary

#8FC9D0

accent

#D2E147

background

#FFF8F6

surface

#FEEFEC

border

#D6CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CA4739

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

Preview Lab → · Contrast checker → · Palette generator →