#E34738#E34738

#E34738 is a mid, vivid red. Relative luminance 0.211; OKLCH L 61.8% C 0.195 H 29.3°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#E34738
RGB	rgb(227, 71, 56)
HSL	hsl(5, 75%, 55%)
HSV	hsv(5, 75%, 89%)
CMYK	cmyk(0%, 68.7%, 75.3%, 11%)
CIE-LAB	lab(53.09, 59.38, 43.04)
CIE-LCH	lch(53.09, 73.34, 35.93°)
OKLab	oklab(61.84% 0.1701 0.0955)
OKLCH	oklch(61.84% 0.195 29.3)
XYZ	xyz(34.6495, 21.1281, 5.9943)
Luminance	0.2112 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E34738 #38D4E3

analogous

#E3387E #E34738 #E39C38

triadic

#E34738 #38E347 #4738E3

tetradic

#E34738 #7EE338 #38D4E3 #9C38E3

square

#E34738 #7EE338 #38D4E3 #9C38E3

split-complementary

#E34738 #38E39C #387EE3

monochromatic

#8D1E14 #C22A1B #E34738 #EB796E #F2AAA3

Accessibility & contrast

On white

4.02

#E34738 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#E34738 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E34738

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E34738	#FFFFFF	#000000	##000000
##E34738	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#746935

Deuteranopia (green-blind)

#9B8B32

Tritanopia (blue-blind)

#FA0E45

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #e34738;
/* rgb */ color: rgb(227, 71, 56);
/* oklch */ color: oklch(61.8% 0.195 29.3);

Tailwind

colors: {
  custom: {
    50: '#f58370',
    500: '#e34738',
    950: '#000000',
  },
}

SCSS

$custom: #e34738;
$custom-light: #f58370;
$custom-dark: #000000;

JSON

{
  "hex": "#e34738",
  "rgb": {
    "r": 227,
    "g": 71,
    "b": 56
  },
  "hsl": {
    "h": 5.263,
    "s": 75.33,
    "l": 55.49
  },
  "oklch": {
    "l": 0.61836,
    "c": 0.19507,
    "h": 29.3
  },
  "luminance": 0.21123
}

Semantic roles & 50–950 ramp

primary

#E34738

secondary

#98D9DF

accent

#E1F236

background

#FFF8F6

surface

#FFF0EC

border

#D7CBC7

text

#190B07

muted

#867C7A

Preview Lab

Preview with #E34738

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

Preview Lab → · Contrast checker → · Palette generator →