#E04B37#E04B37

#E04B37 is a mid, vivid red. Relative luminance 0.212; OKLCH L 61.8% C 0.189 H 30.7°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#E04B37
RGB	rgb(224, 75, 55)
HSL	hsl(7, 73%, 55%)
HSV	hsv(7, 75%, 88%)
CMYK	cmyk(0%, 66.5%, 75.4%, 12.2%)
CIE-LAB	lab(53.12, 56.81, 43.45)
CIE-LCH	lch(53.12, 71.52, 37.41°)
OKLab	oklab(61.76% 0.1622 0.0963)
OKLCH	oklch(61.76% 0.189 30.7)
XYZ	xyz(33.9499, 21.1603, 5.9104)
Luminance	0.2115 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E04B37 #37CCE0

analogous

#E03777 #E04B37 #E0A037

triadic

#E04B37 #37E04B #4B37E0

tetradic

#E04B37 #77E037 #37CCE0 #A037E0

square

#E04B37 #77E037 #37CCE0 #A037E0

split-complementary

#E04B37 #37E0A0 #3777E0

monochromatic

#882315 #BD301D #E04B37 #E87B6C #F0AAA1

Accessibility & contrast

On white

4.01

#E04B37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#E04B37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E04B37

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E04B37	#FFFFFF	#000000	##000000
##E04B37	1.00	4.01	5.23	5.23
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#766A34

Deuteranopia (green-blind)

#9B8B31

Tritanopia (blue-blind)

#F61E47

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #e04b37;
/* rgb */ color: rgb(224, 75, 55);
/* oklch */ color: oklch(61.8% 0.189 30.7);

Tailwind

colors: {
  custom: {
    50: '#f3856f',
    500: '#e04b37',
    950: '#000000',
  },
}

SCSS

$custom: #e04b37;
$custom-light: #f3856f;
$custom-dark: #000000;

JSON

{
  "hex": "#e04b37",
  "rgb": {
    "r": 224,
    "g": 75,
    "b": 55
  },
  "hsl": {
    "h": 7.101,
    "s": 73.16,
    "l": 54.706
  },
  "oklch": {
    "l": 0.61762,
    "c": 0.18865,
    "h": 30.7
  },
  "luminance": 0.21155
}

Semantic roles & 50–950 ramp

primary

#E04B37

secondary

#96D5DD

accent

#DAF038

background

#FFF8F6

surface

#FFF0EC

border

#D7CBC7

text

#190C07

muted

#867D7A

Preview Lab

Preview with #E04B37

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

Preview Lab → · Contrast checker → · Palette generator →