#E5503E#E5503E

#E5503E is a light, vivid red. Relative luminance 0.227; OKLCH L 63.2% C 0.188 H 30.0°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#E5503E
RGB	rgb(229, 80, 62)
HSL	hsl(6, 76%, 57%)
HSV	hsv(6, 73%, 90%)
CMYK	cmyk(0%, 65.1%, 72.9%, 10.2%)
CIE-LAB	lab(54.81, 56.72, 41.78)
CIE-LCH	lch(54.81, 70.45, 36.38°)
OKLab	oklab(63.21% 0.1628 0.094)
OKLCH	oklch(63.21% 0.188 30)
XYZ	xyz(36.0552, 22.7483, 7.0488)
Luminance	0.2274 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E5503E #3ED3E5

analogous

#E53E80 #E5503E #E5A43E

triadic

#E5503E #3EE550 #503EE5

tetradic

#E5503E #80E53E #3ED3E5 #A43EE5

square

#E5503E #80E53E #3ED3E5 #A43EE5

split-complementary

#E5503E #3EE5A4 #3E80E5

monochromatic

#952214 #CB2E1B #E5503E #EC8174 #F4B2AA

Accessibility & contrast

On white

3.78

#E5503E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#E5503E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E5503E

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E5503E	#FFFFFF	#000000	##000000
##E5503E	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A6F3B

Deuteranopia (green-blind)

#9F8F39

Tritanopia (blue-blind)

#FB274D

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #e5503e;
/* rgb */ color: rgb(229, 80, 62);
/* oklch */ color: oklch(63.2% 0.188 30.0);

Tailwind

colors: {
  custom: {
    50: '#f68874',
    500: '#e5503e',
    950: '#000000',
  },
}

SCSS

$custom: #e5503e;
$custom-light: #f68874;
$custom-dark: #000000;

JSON

{
  "hex": "#e5503e",
  "rgb": {
    "r": 229,
    "g": 80,
    "b": 62
  },
  "hsl": {
    "h": 6.467,
    "s": 76.256,
    "l": 57.059
  },
  "oklch": {
    "l": 0.63214,
    "c": 0.18796,
    "h": 30
  },
  "luminance": 0.22743
}

Semantic roles & 50–950 ramp

primary

#E5503E

secondary

#9DDAE1

accent

#DEF335

background

#FFF8F7

surface

#FFF0ED

border

#D7CBC8

text

#190C08

muted

#867D7B

Preview Lab

Preview with #E5503E

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

Preview Lab → · Contrast checker → · Palette generator →