#E5503D#E5503D

#E5503D is a light, vivid red. Relative luminance 0.227; OKLCH L 63.2% C 0.188 H 30.3°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#E5503D
RGB	rgb(229, 80, 61)
HSL	hsl(7, 76%, 57%)
HSV	hsv(7, 73%, 90%)
CMYK	cmyk(0%, 65.1%, 73.4%, 10.2%)
CIE-LAB	lab(54.80, 56.68, 42.31)
CIE-LCH	lch(54.80, 70.73, 36.74°)
OKLab	oklab(63.2% 0.1624 0.0949)
OKLCH	oklch(63.2% 0.188 30.3)
XYZ	xyz(36.0280, 22.7375, 6.9056)
Luminance	0.2273 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E5503D #3DD2E5

analogous

#E53D7E #E5503D #E5A43D

triadic

#E5503D #3DE550 #503DE5

tetradic

#E5503D #7EE53D #3DD2E5 #A43DE5

square

#E5503D #7EE53D #3DD2E5 #A43DE5

split-complementary

#E5503D #3DE5A4 #3D7EE5

monochromatic

#942214 #CA2F1B #E5503D #EC8173 #F3B1A9

Accessibility & contrast

On white

3.79

#E5503D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#E5503D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E5503D

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E5503D	#FFFFFF	#000000	##000000
##E5503D	1.00	3.79	5.55	5.55
#FFFFFF	3.79	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)

#7A6E3A

Deuteranopia (green-blind)

#9F8F38

Tritanopia (blue-blind)

#FC274D

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #e5503d;
/* rgb */ color: rgb(229, 80, 61);
/* oklch */ color: oklch(63.2% 0.188 30.3);

Tailwind

colors: {
  custom: {
    50: '#f68873',
    500: '#e5503d',
    950: '#000000',
  },
}

SCSS

$custom: #e5503d;
$custom-light: #f68873;
$custom-dark: #000000;

JSON

{
  "hex": "#e5503d",
  "rgb": {
    "r": 229,
    "g": 80,
    "b": 61
  },
  "hsl": {
    "h": 6.786,
    "s": 76.364,
    "l": 56.863
  },
  "oklch": {
    "l": 0.63202,
    "c": 0.18814,
    "h": 30.3
  },
  "luminance": 0.22732
}

Semantic roles & 50–950 ramp

primary

#E5503D

secondary

#9DD9E1

accent

#DDF335

background

#FFF8F7

surface

#FFF0ED

border

#D7CBC8

text

#190C08

muted

#867D7B

Preview Lab

Preview with #E5503D

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

Preview Lab → · Contrast checker → · Palette generator →