#E33E3E#E33E3E

#E33E3E is a mid, highly saturated red. Relative luminance 0.201; OKLCH L 61.0% C 0.202 H 25.5°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#E33E3E
RGB	rgb(227, 62, 62)
HSL	hsl(0, 75%, 57%)
HSV	hsv(0, 73%, 89%)
CMYK	cmyk(0%, 72.7%, 72.7%, 11%)
CIE-LAB	lab(51.98, 62.86, 38.50)
CIE-LCH	lch(51.98, 73.71, 31.49°)
OKLab	oklab(61.03% 0.1823 0.087)
OKLCH	oklch(61.03% 0.202 25.5)
XYZ	xyz(34.2746, 20.1292, 6.6371)
Luminance	0.2012 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E33E3E #3EE3E3

analogous

#E33E91 #E33E3E #E3913E

triadic

#E33E3E #3EE33E #3E3EE3

tetradic

#E33E3E #91E33E #3EE3E3 #913EE3

square

#E33E3E #91E33E #3EE3E3 #913EE3

split-complementary

#E33E3E #3EE391 #3E91E3

monochromatic

#911515 #C71D1D #E33E3E #EB7373 #F3A9A9

Accessibility & contrast

On white

4.18

#E33E3E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#E33E3E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E33E3E

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E33E3E	#FFFFFF	#000000	##000000
##E33E3E	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F653C

Deuteranopia (green-blind)

#988938

Tritanopia (blue-blind)

#FA0040

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #e33e3e;
/* rgb */ color: rgb(227, 62, 62);
/* oklch */ color: oklch(61.0% 0.202 25.5);

Tailwind

colors: {
  custom: {
    50: '#f57f74',
    500: '#e33e3e',
    950: '#000000',
  },
}

SCSS

$custom: #e33e3e;
$custom-light: #f57f74;
$custom-dark: #000000;

JSON

{
  "hex": "#e33e3e",
  "rgb": {
    "r": 227,
    "g": 62,
    "b": 62
  },
  "hsl": {
    "h": 0,
    "s": 74.661,
    "l": 56.667
  },
  "oklch": {
    "l": 0.61032,
    "c": 0.20197,
    "h": 25.5
  },
  "luminance": 0.20124
}

Semantic roles & 50–950 ramp

primary

#E33E3E

secondary

#9DE0E0

accent

#F1F137

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#190B08

muted

#867C7B

Preview Lab

Preview with #E33E3E

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

Preview Lab → · Contrast checker → · Palette generator →