#E34337#E34337

#E34337 is a mid, vivid red. Relative luminance 0.206; OKLCH L 61.4% C 0.199 H 28.6°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#E34337
RGB	rgb(227, 67, 55)
HSL	hsl(4, 75%, 55%)
HSV	hsv(4, 76%, 89%)
CMYK	cmyk(0%, 70.5%, 75.8%, 11%)
CIE-LAB	lab(52.54, 60.83, 42.98)
CIE-LCH	lch(52.54, 74.48, 35.25°)
OKLab	oklab(61.42% 0.1745 0.0951)
OKLCH	oklch(61.42% 0.199 28.6)
XYZ	xyz(34.3793, 20.6263, 5.7847)
Luminance	0.2062 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E34337 #37D7E3

analogous

#E33781 #E34337 #E39937

triadic

#E34337 #37E343 #4337E3

tetradic

#E34337 #81E337 #37D7E3 #9937E3

square

#E34337 #81E337 #37D7E3 #9937E3

split-complementary

#E34337 #37E399 #3781E3

monochromatic

#8C1C14 #C2271B #E34337 #EB756D #F2A8A2

Accessibility & contrast

On white

4.10

#E34337 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#E34337 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E34337

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E34337	#FFFFFF	#000000	##000000
##E34337	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#726734

Deuteranopia (green-blind)

#9A8A31

Tritanopia (blue-blind)

#FA0042

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #e34337;
/* rgb */ color: rgb(227, 67, 55);
/* oklch */ color: oklch(61.4% 0.199 28.6);

Tailwind

colors: {
  custom: {
    50: '#f5816f',
    500: '#e34337',
    950: '#000000',
  },
}

SCSS

$custom: #e34337;
$custom-light: #f5816f;
$custom-dark: #000000;

JSON

{
  "hex": "#e34337",
  "rgb": {
    "r": 227,
    "g": 67,
    "b": 55
  },
  "hsl": {
    "h": 4.186,
    "s": 75.439,
    "l": 55.294
  },
  "oklch": {
    "l": 0.6142,
    "c": 0.19869,
    "h": 28.6
  },
  "luminance": 0.20621
}

Semantic roles & 50–950 ramp

primary

#E34337

secondary

#97DADF

accent

#E5F236

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#190B07

muted

#867C7A

Preview Lab

Preview with #E34337

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

Preview Lab → · Contrast checker → · Palette generator →