#E3604A#E3604A

#E3604A is a light, vivid red. Relative luminance 0.252; OKLCH L 65.0% C 0.168 H 31.6°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#E3604A
RGB	rgb(227, 96, 74)
HSL	hsl(9, 73%, 59%)
HSV	hsv(9, 67%, 89%)
CMYK	cmyk(0%, 57.7%, 67.4%, 11%)
CIE-LAB	lab(57.27, 49.61, 37.97)
CIE-LCH	lch(57.27, 62.48, 37.43°)
OKLab	oklab(65.05% 0.1431 0.088)
OKLCH	oklch(65.05% 0.168 31.6)
XYZ	xyz(37.1011, 25.1959, 9.3868)
Luminance	0.2519 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3604A #4ACDE3

analogous

#E34A81 #E3604A #E3AC4A

triadic

#E3604A #4AE360 #604AE3

tetradic

#E3604A #81E34A #4ACDE3 #AC4AE3

square

#E3604A #81E34A #4ACDE3 #AC4AE3

split-complementary

#E3604A #4AE3AC #4A81E3

monochromatic

#9B2B18 #D03920 #E3604A #EB8F7F #F3BDB4

Accessibility & contrast

On white

3.48

#E3604A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#E3604A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E3604A

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3604A	#FFFFFF	#000000	##000000
##E3604A	1.00	3.48	6.04	6.04
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#837847

Deuteranopia (green-blind)

#A39447

Tritanopia (blue-blind)

#F9455B

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #e3604a;
/* rgb */ color: rgb(227, 96, 74);
/* oklch */ color: oklch(65.0% 0.168 31.6);

Tailwind

colors: {
  custom: {
    50: '#f3917d',
    500: '#e3604a',
    950: '#000000',
  },
}

SCSS

$custom: #e3604a;
$custom-light: #f3917d;
$custom-dark: #000000;

JSON

{
  "hex": "#e3604a",
  "rgb": {
    "r": 227,
    "g": 96,
    "b": 74
  },
  "hsl": {
    "h": 8.627,
    "s": 73.206,
    "l": 59.02
  },
  "oklch": {
    "l": 0.65047,
    "c": 0.16795,
    "h": 31.6
  },
  "luminance": 0.25191
}

Semantic roles & 50–950 ramp

primary

#E3604A

secondary

#A6DAE2

accent

#D5F038

background

#FFF9F7

surface

#FFF1EE

border

#D7CBC9

text

#180D09

muted

#867E7B

Preview Lab

Preview with #E3604A

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

Preview Lab → · Contrast checker → · Palette generator →