#E04039#E04039

#E04039 is a mid, vivid red. Relative luminance 0.198; OKLCH L 60.6% C 0.198 H 27.3°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#E04039
RGB	rgb(224, 64, 57)
HSL	hsl(3, 73%, 55%)
HSV	hsv(3, 75%, 88%)
CMYK	cmyk(0%, 71.4%, 74.6%, 12.2%)
CIE-LAB	lab(51.63, 61.05, 40.74)
CIE-LCH	lch(51.63, 73.39, 33.72°)
OKLab	oklab(60.65% 0.1759 0.0909)
OKLCH	oklch(60.65% 0.198 27.3)
XYZ	xyz(33.3162, 19.8146, 5.9404)
Luminance	0.1981 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E04039 #39D9E0

analogous

#E03985 #E04039 #E09439

triadic

#E04039 #39E040 #4039E0

tetradic

#E04039 #85E039 #39D9E0 #9439E0

square

#E04039 #85E039 #39D9E0 #9439E0

split-complementary

#E04039 #39E094 #3985E0

monochromatic

#891A15 #BE241E #E04039 #E8736E #F1A6A3

Accessibility & contrast

On white

4.23

#E04039 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#E04039 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E04039

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E04039	#FFFFFF	#000000	##000000
##E04039	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)

#6F6537

Deuteranopia (green-blind)

#978833

Tritanopia (blue-blind)

#F60040

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #e04039;
/* rgb */ color: rgb(224, 64, 57);
/* oklch */ color: oklch(60.6% 0.198 27.3);

Tailwind

colors: {
  custom: {
    50: '#f37f70',
    500: '#e04039',
    950: '#000000',
  },
}

SCSS

$custom: #e04039;
$custom-light: #f37f70;
$custom-dark: #000000;

JSON

{
  "hex": "#e04039",
  "rgb": {
    "r": 224,
    "g": 64,
    "b": 57
  },
  "hsl": {
    "h": 2.515,
    "s": 72.926,
    "l": 55.098
  },
  "oklch": {
    "l": 0.60648,
    "c": 0.19799,
    "h": 27.3
  },
  "luminance": 0.19809
}

Semantic roles & 50–950 ramp

primary

#E04039

secondary

#97DADD

accent

#E8F038

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#190B07

muted

#867C7A

Preview Lab

Preview with #E04039

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

Preview Lab → · Contrast checker → · Palette generator →