#E3553A#E3553A

#E3553A is a light, vivid red. Relative luminance 0.231; OKLCH L 63.4% C 0.182 H 32.8°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#E3553A
RGB	rgb(227, 85, 58)
HSL	hsl(10, 75%, 56%)
HSV	hsv(10, 74%, 89%)
CMYK	cmyk(0%, 62.6%, 74.4%, 11%)
CIE-LAB	lab(55.21, 53.78, 44.26)
CIE-LCH	lch(55.21, 69.65, 39.46°)
OKLab	oklab(63.44% 0.153 0.0986)
OKLCH	oklch(63.44% 0.182 32.8)
XYZ	xyz(35.6946, 23.1384, 6.5888)
Luminance	0.2313 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3553A #3AC8E3

analogous

#E33A73 #E3553A #E3A93A

triadic

#E3553A #3AE355 #553AE3

tetradic

#E3553A #73E33A #3AC8E3 #A93AE3

square

#E3553A #73E33A #3AC8E3 #A93AE3

split-complementary

#E3553A #3AE3A9 #3A73E3

monochromatic

#8E2814 #C4371C #E3553A #EB8370 #F2B1A5

Accessibility & contrast

On white

3.73

#E3553A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#E3553A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E3553A

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3553A	#FFFFFF	#000000	##000000
##E3553A	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7136

Deuteranopia (green-blind)

#A09035

Tritanopia (blue-blind)

#F93150

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #e3553a;
/* rgb */ color: rgb(227, 85, 58);
/* oklch */ color: oklch(63.4% 0.182 32.8);

Tailwind

colors: {
  custom: {
    50: '#f48b72',
    500: '#e3553a',
    950: '#000000',
  },
}

SCSS

$custom: #e3553a;
$custom-light: #f48b72;
$custom-dark: #000000;

JSON

{
  "hex": "#e3553a",
  "rgb": {
    "r": 227,
    "g": 85,
    "b": 58
  },
  "hsl": {
    "h": 9.586,
    "s": 75.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63439,
    "c": 0.18204,
    "h": 32.8
  },
  "luminance": 0.23133
}

Semantic roles & 50–950 ramp

primary

#E3553A

secondary

#99D4DF

accent

#D4F236

background

#FFF8F6

surface

#FFF0EC

border

#D7CBC7

text

#190C08

muted

#867D7B

Preview Lab

Preview with #E3553A

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

Preview Lab → · Contrast checker → · Palette generator →