#E3603E#E3603E

#E3603E is a light, vivid red. Relative luminance 0.250; OKLCH L 64.9% C 0.171 H 35.6°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#E3603E
RGB	rgb(227, 96, 62)
HSL	hsl(12, 75%, 57%)
HSV	hsv(12, 73%, 89%)
CMYK	cmyk(0%, 57.7%, 72.7%, 11%)
CIE-LAB	lab(57.12, 49.02, 44.25)
CIE-LCH	lch(57.12, 66.04, 42.07°)
OKLab	oklab(64.89% 0.139 0.0995)
OKLCH	oklch(64.89% 0.171 35.6)
XYZ	xyz(36.7347, 25.0494, 7.4571)
Luminance	0.2504 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3603E #3EC1E3

analogous

#E33E6E #E3603E #E3B33E

triadic

#E3603E #3EE360 #603EE3

tetradic

#E3603E #6EE33E #3EC1E3 #B33EE3

square

#E3603E #6EE33E #3EC1E3 #B33EE3

split-complementary

#E3603E #3EE3B3 #3E6EE3

monochromatic

#912F15 #C7401D #E3603E #EB8C73 #F3B8A9

Accessibility & contrast

On white

3.49

#E3603E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.01

#E3603E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E3603E

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3603E	#FFFFFF	#000000	##000000
##E3603E	1.00	3.49	6.01	6.01
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.01	21.00	1.00	1.00
##000000	6.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84773A

Deuteranopia (green-blind)

#A4943A

Tritanopia (blue-blind)

#F94359

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #e3603e;
/* rgb */ color: rgb(227, 96, 62);
/* oklch */ color: oklch(64.9% 0.171 35.6);

Tailwind

colors: {
  custom: {
    50: '#f49175',
    500: '#e3603e',
    950: '#000000',
  },
}

SCSS

$custom: #e3603e;
$custom-light: #f49175;
$custom-dark: #000000;

JSON

{
  "hex": "#e3603e",
  "rgb": {
    "r": 227,
    "g": 96,
    "b": 62
  },
  "hsl": {
    "h": 12.364,
    "s": 74.661,
    "l": 56.667
  },
  "oklch": {
    "l": 0.64894,
    "c": 0.17093,
    "h": 35.6
  },
  "luminance": 0.25044
}

Semantic roles & 50–950 ramp

primary

#E3603E

secondary

#9DD2E0

accent

#CBF137

background

#FFF9F7

surface

#FFF1ED

border

#D7CBC8

text

#180D08

muted

#867E7B

Preview Lab

Preview with #E3603E

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

Preview Lab → · Contrast checker → · Palette generator →