#ED403F#ED403F

#ED403F is a light, highly saturated red. Relative luminance 0.220; OKLCH L 62.9% C 0.210 H 25.9°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#ED403F
RGB	rgb(237, 64, 63)
HSL	hsl(0, 83%, 59%)
HSV	hsv(0, 73%, 93%)
CMYK	cmyk(0%, 73%, 73.4%, 7.1%)
CIE-LAB	lab(54.07, 65.24, 40.79)
CIE-LCH	lch(54.07, 76.94, 32.02°)
OKLab	oklab(62.92% 0.1888 0.0916)
OKLCH	oklch(62.92% 0.21 25.9)
XYZ	xyz(37.6600, 22.0360, 6.9721)
Luminance	0.2203 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ED403F #3FECED

analogous

#ED3F95 #ED403F #ED973F

triadic

#ED403F #3FED40 #403FED

tetradic

#ED403F #95ED3F #3FECED #973FED

square

#ED403F #95ED3F #3FECED #973FED

split-complementary

#ED403F #3FED97 #3F95ED

monochromatic

#A2100F #DA1614 #ED403F #F27877 #F7AFAF

Accessibility & contrast

On white

3.88

#ED403F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#ED403F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #ED403F

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ED403F	#FFFFFF	#000000	##000000
##ED403F	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#73693D

Deuteranopia (green-blind)

#9E8F39

Tritanopia (blue-blind)

#FF0042

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #ed403f;
/* rgb */ color: rgb(237, 64, 63);
/* oklch */ color: oklch(62.9% 0.210 25.9);

Tailwind

colors: {
  custom: {
    50: '#fc8174',
    500: '#ed403f',
    950: '#000000',
  },
}

SCSS

$custom: #ed403f;
$custom-light: #fc8174;
$custom-dark: #000000;

JSON

{
  "hex": "#ed403f",
  "rgb": {
    "r": 237,
    "g": 64,
    "b": 63
  },
  "hsl": {
    "h": 0.345,
    "s": 82.857,
    "l": 58.824
  },
  "oklch": {
    "l": 0.62918,
    "c": 0.20985,
    "h": 25.9
  },
  "luminance": 0.2203
}

Semantic roles & 50–950 ramp

primary

#ED403F

secondary

#A2E6E6

accent

#F8F92F

background

#FFF8F7

surface

#FFF0ED

border

#D7CBC8

text

#1A0B08

muted

#877C7B

Preview Lab

Preview with #ED403F

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

Preview Lab → · Contrast checker → · Palette generator →