#E03D40#E03D40

#E03D40 is a mid, vivid red. Relative luminance 0.196; OKLCH L 60.5% C 0.200 H 24.6°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#E03D40
RGB	rgb(224, 61, 64)
HSL	hsl(359, 72%, 56%)
HSV	hsv(359, 73%, 88%)
CMYK	cmyk(0%, 72.8%, 71.4%, 12.2%)
CIE-LAB	lab(51.34, 62.38, 36.48)
CIE-LCH	lch(51.34, 72.26, 30.32°)
OKLab	oklab(60.46% 0.1815 0.0831)
OKLCH	oklch(60.46% 0.2 24.6)
XYZ	xyz(33.3384, 19.5600, 6.8695)
Luminance	0.1956 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E03D40 #3DE0DD

analogous

#E03D91 #E03D40 #E08B3D

triadic

#E03D40 #40E03D #3D40E0

tetradic

#E03D40 #91E03D #3DE0DD #8B3DE0

square

#E03D40 #91E03D #3DE0DD #8B3DE0

split-complementary

#E03D40 #3DE08B #3D91E0

monochromatic

#8C1619 #C11F22 #E03D40 #E87274 #F1A7A8

Accessibility & contrast

On white

4.28

#E03D40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#E03D40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E03D40

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E03D40	#FFFFFF	#000000	##000000
##E03D40	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)

#6D643E

Deuteranopia (green-blind)

#95873A

Tritanopia (blue-blind)

#F60040

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #e03d40;
/* rgb */ color: rgb(224, 61, 64);
/* oklch */ color: oklch(60.5% 0.200 24.6);

Tailwind

colors: {
  custom: {
    50: '#f37e75',
    500: '#e03d40',
    950: '#000000',
  },
}

SCSS

$custom: #e03d40;
$custom-light: #f37e75;
$custom-dark: #000000;

JSON

{
  "hex": "#e03d40",
  "rgb": {
    "r": 224,
    "g": 61,
    "b": 64
  },
  "hsl": {
    "h": 358.896,
    "s": 72.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.60458,
    "c": 0.19966,
    "h": 24.6
  },
  "luminance": 0.19555
}

Semantic roles & 50–950 ramp

primary

#E03D40

secondary

#9BDEDD

accent

#EFEC39

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#190B08

muted

#867C7B

Preview Lab

Preview with #E03D40

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

Preview Lab → · Contrast checker → · Palette generator →