#E0403D#E0403D

#E0403D is a mid, vivid red. Relative luminance 0.199; OKLCH L 60.7% C 0.197 H 26.2°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#E0403D
RGB	rgb(224, 64, 61)
HSL	hsl(1, 72%, 56%)
HSV	hsv(1, 73%, 88%)
CMYK	cmyk(0%, 71.4%, 72.8%, 12.2%)
CIE-LAB	lab(51.67, 61.21, 38.57)
CIE-LCH	lch(51.67, 72.34, 32.22°)
OKLab	oklab(60.7% 0.1772 0.0871)
OKLCH	oklch(60.7% 0.197 26.2)
XYZ	xyz(33.4200, 19.8561, 6.4869)
Luminance	0.1985 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E0403D #3DDDE0

analogous

#E03D8B #E0403D #E0913D

triadic

#E0403D #3DE040 #403DE0

tetradic

#E0403D #8BE03D #3DDDE0 #913DE0

square

#E0403D #8BE03D #3DDDE0 #913DE0

split-complementary

#E0403D #3DE091 #3D8BE0

monochromatic

#8C1916 #C1221F #E0403D #E87472 #F1A8A7

Accessibility & contrast

On white

4.23

#E0403D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#E0403D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E0403D

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E0403D	#FFFFFF	#000000	##000000
##E0403D	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F653B

Deuteranopia (green-blind)

#978837

Tritanopia (blue-blind)

#F60041

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #e0403d;
/* rgb */ color: rgb(224, 64, 61);
/* oklch */ color: oklch(60.7% 0.197 26.2);

Tailwind

colors: {
  custom: {
    50: '#f38073',
    500: '#e0403d',
    950: '#000000',
  },
}

SCSS

$custom: #e0403d;
$custom-light: #f38073;
$custom-dark: #000000;

JSON

{
  "hex": "#e0403d",
  "rgb": {
    "r": 224,
    "g": 64,
    "b": 61
  },
  "hsl": {
    "h": 1.104,
    "s": 72.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.60698,
    "c": 0.19745,
    "h": 26.2
  },
  "luminance": 0.19851
}

Semantic roles & 50–950 ramp

primary

#E0403D

secondary

#9BDDDE

accent

#ECEF39

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#190B08

muted

#867C7B

Preview Lab

Preview with #E0403D

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

Preview Lab → · Contrast checker → · Palette generator →