#CA3611#CA3611

#CA3611 is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.6% C 0.190 H 34.0°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#CA3611
RGB	rgb(202, 54, 17)
HSL	hsl(12, 84%, 43%)
HSV	hsv(12, 92%, 79%)
CMYK	cmyk(0%, 73.3%, 91.6%, 20.8%)
CIE-LAB	lab(45.96, 56.59, 53.07)
CIE-LCH	lch(45.96, 77.58, 43.16°)
OKLab	oklab(55.58% 0.1575 0.1064)
OKLCH	oklch(55.58% 0.19 34)
XYZ	xyz(25.7807, 15.2395, 2.1143)
Luminance	0.1524 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CA3611 #11A5CA

analogous

#CA1148 #CA3611 #CA9211

triadic

#CA3611 #11CA36 #3611CA

tetradic

#CA3611 #48CA11 #11A5CA #9211CA

square

#CA3611 #48CA11 #11A5CA #9211CA

split-complementary

#CA3611 #11CA92 #1148CA

monochromatic

#591807 #92270C #CA3611 #ED522B #F28063

Accessibility & contrast

On white

5.19

#CA3611 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#CA3611 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CA3611

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CA3611	#FFFFFF	#000000	##FFFFFF
##CA3611	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645806

Deuteranopia (green-blind)

#887900

Tritanopia (blue-blind)

#DF0030

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #ca3611;
/* rgb */ color: rgb(202, 54, 17);
/* oklch */ color: oklch(55.6% 0.190 34.0);

Tailwind

colors: {
  custom: {
    50: '#e57756',
    500: '#ca3611',
    950: '#000000',
  },
}

SCSS

$custom: #ca3611;
$custom-light: #e57756;
$custom-dark: #000000;

JSON

{
  "hex": "#ca3611",
  "rgb": {
    "r": 202,
    "g": 54,
    "b": 17
  },
  "hsl": {
    "h": 12,
    "s": 84.475,
    "l": 42.941
  },
  "oklch": {
    "l": 0.55577,
    "c": 0.19003,
    "h": 34
  },
  "luminance": 0.15235
}

Semantic roles & 50–950 ramp

primary

#CA3611

secondary

#61BFD6

accent

#D2FB2D

background

#FFF7F5

surface

#FFEEE9

border

#D7C9C5

text

#180903

muted

#867B78

Preview Lab

Preview with #CA3611

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

Preview Lab → · Contrast checker → · Palette generator →