#E33E3F#E33E3F

#E33E3F is a mid, highly saturated red. Relative luminance 0.201; OKLCH L 61.0% C 0.202 H 25.2°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#E33E3F
RGB	rgb(227, 62, 63)
HSL	hsl(360, 75%, 57%)
HSV	hsv(360, 73%, 89%)
CMYK	cmyk(0%, 72.7%, 72.2%, 11%)
CIE-LAB	lab(52.00, 62.90, 37.95)
CIE-LCH	lch(52.00, 73.46, 31.10°)
OKLab	oklab(61.05% 0.1826 0.086)
OKLCH	oklch(61.05% 0.202 25.2)
XYZ	xyz(34.3023, 20.1403, 6.7829)
Luminance	0.2014 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E33E3F #3EE3E2

analogous

#E33E92 #E33E3F #E38F3E

triadic

#E33E3F #3FE33E #3E3FE3

tetradic

#E33E3F #92E33E #3EE3E2 #8F3EE3

square

#E33E3F #92E33E #3EE3E2 #8F3EE3

split-complementary

#E33E3F #3EE38F #3E92E3

monochromatic

#911516 #C71D1E #E33E3F #EB7374 #F3A9A9

Accessibility & contrast

On white

4.18

#E33E3F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#E33E3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E33E3F

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E33E3F	#FFFFFF	#000000	##000000
##E33E3F	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F653D

Deuteranopia (green-blind)

#988939

Tritanopia (blue-blind)

#FA0040

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #e33e3f;
/* rgb */ color: rgb(227, 62, 63);
/* oklch */ color: oklch(61.0% 0.202 25.2);

Tailwind

colors: {
  custom: {
    50: '#f57f74',
    500: '#e33e3f',
    950: '#000000',
  },
}

SCSS

$custom: #e33e3f;
$custom-light: #f57f74;
$custom-dark: #000000;

JSON

{
  "hex": "#e33e3f",
  "rgb": {
    "r": 227,
    "g": 62,
    "b": 63
  },
  "hsl": {
    "h": 359.636,
    "s": 74.661,
    "l": 56.667
  },
  "oklch": {
    "l": 0.61045,
    "c": 0.20185,
    "h": 25.2
  },
  "luminance": 0.20135
}

Semantic roles & 50–950 ramp

primary

#E33E3F

secondary

#9DE0E0

accent

#F1F037

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#190B08

muted

#867C7B

Preview Lab

Preview with #E33E3F

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

Preview Lab → · Contrast checker → · Palette generator →