#E3533A#E3533A

#E3533A is a light, vivid red. Relative luminance 0.228; OKLCH L 63.2% C 0.184 H 32.2°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#E3533A
RGB	rgb(227, 83, 58)
HSL	hsl(9, 75%, 56%)
HSV	hsv(9, 74%, 89%)
CMYK	cmyk(0%, 63.4%, 74.4%, 11%)
CIE-LAB	lab(54.89, 54.63, 43.92)
CIE-LCH	lch(54.89, 70.10, 38.80°)
OKLab	oklab(63.2% 0.1557 0.0979)
OKLCH	oklch(63.2% 0.184 32.2)
XYZ	xyz(35.5394, 22.8280, 6.5370)
Luminance	0.2282 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3533A #3ACAE3

analogous

#E33A75 #E3533A #E3A73A

triadic

#E3533A #3AE353 #533AE3

tetradic

#E3533A #75E33A #3ACAE3 #A73AE3

square

#E3533A #75E33A #3ACAE3 #A73AE3

split-complementary

#E3533A #3AE3A7 #3A75E3

monochromatic

#8E2614 #C4351C #E3533A #EB8270 #F2B1A5

Accessibility & contrast

On white

3.77

#E3533A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#E3533A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E3533A

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3533A	#FFFFFF	#000000	##000000
##E3533A	1.00	3.77	5.56	5.56
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B6F36

Deuteranopia (green-blind)

#9F8F35

Tritanopia (blue-blind)

#F92D4E

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #e3533a;
/* rgb */ color: rgb(227, 83, 58);
/* oklch */ color: oklch(63.2% 0.184 32.2);

Tailwind

colors: {
  custom: {
    50: '#f48a71',
    500: '#e3533a',
    950: '#000000',
  },
}

SCSS

$custom: #e3533a;
$custom-light: #f48a71;
$custom-dark: #000000;

JSON

{
  "hex": "#e3533a",
  "rgb": {
    "r": 227,
    "g": 83,
    "b": 58
  },
  "hsl": {
    "h": 8.876,
    "s": 75.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63198,
    "c": 0.18388,
    "h": 32.2
  },
  "luminance": 0.22823
}

Semantic roles & 50–950 ramp

primary

#E3533A

secondary

#99D5DF

accent

#D6F236

background

#FFF8F6

surface

#FFF0EC

border

#D7CBC7

text

#190C08

muted

#867D7B

Preview Lab

Preview with #E3533A

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

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