#E05540#E05540

#E05540 is a light, vivid red. Relative luminance 0.227; OKLCH L 63.0% C 0.178 H 31.1°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#E05540
RGB	rgb(224, 85, 64)
HSL	hsl(8, 72%, 56%)
HSV	hsv(8, 71%, 88%)
CMYK	cmyk(0%, 62.1%, 71.4%, 12.2%)
CIE-LAB	lab(54.78, 53.01, 40.43)
CIE-LCH	lch(54.78, 66.67, 37.34°)
OKLab	oklab(63.04% 0.1521 0.0918)
OKLCH	oklch(63.04% 0.178 31.1)
XYZ	xyz(34.9180, 22.7193, 7.3961)
Luminance	0.2271 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E05540 #40CBE0

analogous

#E0407B #E05540 #E0A540

triadic

#E05540 #40E055 #5540E0

tetradic

#E05540 #7BE040 #40CBE0 #A540E0

square

#E05540 #7BE040 #40CBE0 #A540E0

split-complementary

#E05540 #40E0A5 #407BE0

monochromatic

#8E2717 #C33520 #E05540 #E98475 #F1B3A9

Accessibility & contrast

On white

3.79

#E05540 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#E05540 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E05540

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E05540	#FFFFFF	#000000	##000000
##E05540	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B703D

Deuteranopia (green-blind)

#9E8E3C

Tritanopia (blue-blind)

#F63351

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #e05540;
/* rgb */ color: rgb(224, 85, 64);
/* oklch */ color: oklch(63.0% 0.178 31.1);

Tailwind

colors: {
  custom: {
    50: '#f28b76',
    500: '#e05540',
    950: '#000000',
  },
}

SCSS

$custom: #e05540;
$custom-light: #f28b76;
$custom-dark: #000000;

JSON

{
  "hex": "#e05540",
  "rgb": {
    "r": 224,
    "g": 85,
    "b": 64
  },
  "hsl": {
    "h": 7.875,
    "s": 72.072,
    "l": 56.471
  },
  "oklch": {
    "l": 0.6304,
    "c": 0.17761,
    "h": 31.1
  },
  "luminance": 0.22714
}

Semantic roles & 50–950 ramp

primary

#E05540

secondary

#9DD6DF

accent

#D7EF39

background

#FFF8F7

surface

#FFF0ED

border

#D7CBC8

text

#180C08

muted

#867D7B

Preview Lab

Preview with #E05540

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

Preview Lab → · Contrast checker → · Palette generator →