#CE3731#CE3731

#CE3731 is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.6% C 0.189 H 27.4°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#CE3731
RGB	rgb(206, 55, 49)
HSL	hsl(2, 62%, 50%)
HSV	hsv(2, 76%, 81%)
CMYK	cmyk(0%, 73.3%, 76.2%, 19.2%)
CIE-LAB	lab(47.08, 58.31, 39.27)
CIE-LCH	lch(47.08, 70.30, 33.95°)
OKLab	oklab(56.62% 0.1677 0.0869)
OKLCH	oklch(56.62% 0.189 27.4)
XYZ	xyz(27.3774, 16.0802, 4.5674)
Luminance	0.1608 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CE3731 #31C8CE

analogous

#CE3179 #CE3731 #CE8631

triadic

#CE3731 #31CE37 #3731CE

tetradic

#CE3731 #79CE31 #31C8CE #8631CE

square

#CE3731 #79CE31 #31C8CE #8631CE

split-complementary

#CE3731 #31CE86 #3179CE

monochromatic

#6B1D19 #9D2A25 #CE3731 #DA6762 #E69794

Accessibility & contrast

On white

4.98

#CE3731 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#CE3731 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CE3731

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CE3731	#FFFFFF	#000000	##FFFFFF
##CE3731	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B2F

Deuteranopia (green-blind)

#8A7C2B

Tritanopia (blue-blind)

#E30037

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #ce3731;
/* rgb */ color: rgb(206, 55, 49);
/* oklch */ color: oklch(56.6% 0.189 27.4);

Tailwind

colors: {
  custom: {
    50: '#e6796a',
    500: '#ce3731',
    950: '#000000',
  },
}

SCSS

$custom: #ce3731;
$custom-light: #e6796a;
$custom-dark: #000000;

JSON

{
  "hex": "#ce3731",
  "rgb": {
    "r": 206,
    "g": 55,
    "b": 49
  },
  "hsl": {
    "h": 2.293,
    "s": 61.569,
    "l": 50
  },
  "oklch": {
    "l": 0.56624,
    "c": 0.1889,
    "h": 27.4
  },
  "luminance": 0.16076
}

Semantic roles & 50–950 ramp

primary

#CE3731

secondary

#8ACED1

accent

#DEE543

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A06

muted

#867C7A

Preview Lab

Preview with #CE3731

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

Preview Lab → · Contrast checker → · Palette generator →