#E23137#E23137

#E23137 is a mid, highly saturated red. Relative luminance 0.186; OKLCH L 59.7% C 0.212 H 25.1°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#E23137
RGB	rgb(226, 49, 55)
HSL	hsl(358, 75%, 54%)
HSV	hsv(358, 78%, 89%)
CMYK	cmyk(0%, 78.3%, 75.7%, 11.4%)
CIE-LAB	lab(50.27, 66.32, 40.48)
CIE-LCH	lch(50.27, 77.70, 31.40°)
OKLab	oklab(59.7% 0.1919 0.0897)
OKLCH	oklch(59.7% 0.212 25.1)
XYZ	xyz(33.1559, 18.6465, 5.4670)
Luminance	0.1864 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E23137 #31E2DC

analogous

#E23190 #E23137 #E28431

triadic

#E23137 #37E231 #3137E2

tetradic

#E23137 #90E231 #31E2DC #8431E2

square

#E23137 #90E231 #31E2DC #8431E2

split-complementary

#E23137 #31E284 #3190E2

monochromatic

#861317 #BB1A20 #E23137 #EA676B #F19C9F

Accessibility & contrast

On white

4.44

#E23137 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#E23137 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E23137

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E23137	#FFFFFF	#000000	##000000
##E23137	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#695F35

Deuteranopia (green-blind)

#948530

Tritanopia (blue-blind)

#F90036

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #e23137;
/* rgb */ color: rgb(226, 49, 55);
/* oklch */ color: oklch(59.7% 0.212 25.1);

Tailwind

colors: {
  custom: {
    50: '#f5796e',
    500: '#e23137',
    950: '#000000',
  },
}

SCSS

$custom: #e23137;
$custom-light: #f5796e;
$custom-dark: #000000;

JSON

{
  "hex": "#e23137",
  "rgb": {
    "r": 226,
    "g": 49,
    "b": 55
  },
  "hsl": {
    "h": 357.966,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.59698,
    "c": 0.21183,
    "h": 25.1
  },
  "luminance": 0.18641
}

Semantic roles & 50–950 ramp

primary

#E23137

secondary

#92DDDB

accent

#F2EC36

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#190A07

muted

#867C7A

Preview Lab

Preview with #E23137

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

Preview Lab → · Contrast checker → · Palette generator →