#E03F43#E03F43

#E03F43 is a mid, vivid red. Relative luminance 0.198; OKLCH L 60.7% C 0.198 H 24.1°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#E03F43
RGB	rgb(224, 63, 67)
HSL	hsl(359, 72%, 56%)
HSV	hsv(359, 72%, 88%)
CMYK	cmyk(0%, 71.9%, 70.1%, 12.2%)
CIE-LAB	lab(51.62, 61.82, 35.10)
CIE-LCH	lch(51.62, 71.09, 29.58°)
OKLab	oklab(60.69% 0.1804 0.0807)
OKLCH	oklch(60.69% 0.198 24.1)
XYZ	xyz(33.5348, 19.8126, 7.3675)
Luminance	0.1981 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E03F43 #3FE0DC

analogous

#E03F94 #E03F43 #E08C3F

triadic

#E03F43 #43E03F #3F43E0

tetradic

#E03F43 #94E03F #3FE0DC #8C3FE0

square

#E03F43 #94E03F #3FE0DC #8C3FE0

split-complementary

#E03F43 #3FE08C #3F94E0

monochromatic

#8E171A #C21F23 #E03F43 #E97477 #F1A8AA

Accessibility & contrast

On white

4.23

#E03F43 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#E03F43 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E03F43

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E03F43	#FFFFFF	#000000	##000000
##E03F43	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6542

Deuteranopia (green-blind)

#96883E

Tritanopia (blue-blind)

#F60042

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #e03f43;
/* rgb */ color: rgb(224, 63, 67);
/* oklch */ color: oklch(60.7% 0.198 24.1);

Tailwind

colors: {
  custom: {
    50: '#f27f77',
    500: '#e03f43',
    950: '#000000',
  },
}

SCSS

$custom: #e03f43;
$custom-light: #f27f77;
$custom-dark: #000000;

JSON

{
  "hex": "#e03f43",
  "rgb": {
    "r": 224,
    "g": 63,
    "b": 67
  },
  "hsl": {
    "h": 358.509,
    "s": 72.197,
    "l": 56.275
  },
  "oklch": {
    "l": 0.60686,
    "c": 0.19762,
    "h": 24.1
  },
  "luminance": 0.19808
}

Semantic roles & 50–950 ramp

primary

#E03F43

secondary

#9CDFDD

accent

#EFEA39

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#190B08

muted

#867C7B

Preview Lab

Preview with #E03F43

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

Preview Lab → · Contrast checker → · Palette generator →