#E03D3F#E03D3F

#E03D3F is a mid, vivid red. Relative luminance 0.195; OKLCH L 60.4% C 0.200 H 24.9°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#E03D3F
RGB	rgb(224, 61, 63)
HSL	hsl(359, 72%, 56%)
HSV	hsv(359, 73%, 88%)
CMYK	cmyk(0%, 72.8%, 71.9%, 12.2%)
CIE-LAB	lab(51.32, 62.33, 37.03)
CIE-LCH	lch(51.32, 72.50, 30.71°)
OKLab	oklab(60.45% 0.1812 0.0842)
OKLCH	oklch(60.45% 0.2 24.9)
XYZ	xyz(33.3102, 19.5487, 6.7210)
Luminance	0.1954 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E03D3F #3DE0DE

analogous

#E03D90 #E03D3F #E08C3D

triadic

#E03D3F #3FE03D #3D3FE0

tetradic

#E03D3F #90E03D #3DE0DE #8C3DE0

square

#E03D3F #90E03D #3DE0DE #8C3DE0

split-complementary

#E03D3F #3DE08C #3D90E0

monochromatic

#8C1618 #C11F21 #E03D3F #E87273 #F1A7A7

Accessibility & contrast

On white

4.28

#E03D3F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#E03D3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E03D3F

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E03D3F	#FFFFFF	#000000	##000000
##E03D3F	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D643D

Deuteranopia (green-blind)

#958739

Tritanopia (blue-blind)

#F60040

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #e03d3f;
/* rgb */ color: rgb(224, 61, 63);
/* oklch */ color: oklch(60.4% 0.200 24.9);

Tailwind

colors: {
  custom: {
    50: '#f37e74',
    500: '#e03d3f',
    950: '#000000',
  },
}

SCSS

$custom: #e03d3f;
$custom-light: #f37e74;
$custom-dark: #000000;

JSON

{
  "hex": "#e03d3f",
  "rgb": {
    "r": 224,
    "g": 61,
    "b": 63
  },
  "hsl": {
    "h": 359.264,
    "s": 72.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.60445,
    "c": 0.19978,
    "h": 24.9
  },
  "luminance": 0.19544
}

Semantic roles & 50–950 ramp

primary

#E03D3F

secondary

#9BDEDD

accent

#EFED39

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#190B08

muted

#867C7B

Preview Lab

Preview with #E03D3F

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

Preview Lab → · Contrast checker → · Palette generator →