#E23533#E23533

#E23533 is a mid, highly saturated red. Relative luminance 0.190; OKLCH L 60.0% C 0.209 H 26.8°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#E23533
RGB	rgb(226, 53, 51)
HSL	hsl(1, 75%, 54%)
HSV	hsv(1, 77%, 89%)
CMYK	cmyk(0%, 76.5%, 77.4%, 11.4%)
CIE-LAB	lab(50.64, 65.03, 43.08)
CIE-LCH	lch(50.64, 78.00, 33.53°)
OKLab	oklab(59.96% 0.187 0.0943)
OKLCH	oklch(59.96% 0.209 26.8)
XYZ	xyz(33.2387, 18.9593, 5.0407)
Luminance	0.1895 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E23533 #33E0E2

analogous

#E23388 #E23533 #E28D33

triadic

#E23533 #33E235 #3533E2

tetradic

#E23533 #88E233 #33E0E2 #8D33E2

square

#E23533 #88E233 #33E0E2 #8D33E2

split-complementary

#E23533 #33E28D #3388E2

monochromatic

#871513 #BD1D1B #E23533 #EA6A69 #F19F9E

Accessibility & contrast

On white

4.38

#E23533 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#E23533 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E23533

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E23533	#FFFFFF	#000000	##000000
##E23533	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6131

Deuteranopia (green-blind)

#95862B

Tritanopia (blue-blind)

#F90037

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #e23533;
/* rgb */ color: rgb(226, 53, 51);
/* oklch */ color: oklch(60.0% 0.209 26.8);

Tailwind

colors: {
  custom: {
    50: '#f57b6c',
    500: '#e23533',
    950: '#000000',
  },
}

SCSS

$custom: #e23533;
$custom-light: #f57b6c;
$custom-dark: #000000;

JSON

{
  "hex": "#e23533",
  "rgb": {
    "r": 226,
    "g": 53,
    "b": 51
  },
  "hsl": {
    "h": 0.686,
    "s": 75.107,
    "l": 54.314
  },
  "oklch": {
    "l": 0.59958,
    "c": 0.2094,
    "h": 26.8
  },
  "luminance": 0.18954
}

Semantic roles & 50–950 ramp

primary

#E23533

secondary

#93DDDE

accent

#F0F236

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#190A07

muted

#867C7A

Preview Lab

Preview with #E23533

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

Preview Lab → · Contrast checker → · Palette generator →