#E23231#E23231

#E23231 is a mid, highly saturated red. Relative luminance 0.187; OKLCH L 59.7% C 0.212 H 26.7°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#E23231
RGB	rgb(226, 50, 49)
HSL	hsl(0, 75%, 54%)
HSV	hsv(0, 78%, 89%)
CMYK	cmyk(0%, 77.9%, 78.3%, 11.4%)
CIE-LAB	lab(50.31, 65.84, 43.82)
CIE-LCH	lch(50.31, 79.09, 33.65°)
OKLab	oklab(59.71% 0.1891 0.0953)
OKLCH	oklch(59.71% 0.212 26.7)
XYZ	xyz(33.0630, 18.6770, 4.7693)
Luminance	0.1867 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E23231 #31E1E2

analogous

#E23189 #E23231 #E28B31

triadic

#E23231 #31E232 #3231E2

tetradic

#E23231 #89E231 #31E1E2 #8B31E2

square

#E23231 #89E231 #31E1E2 #8B31E2

split-complementary

#E23231 #31E28B #3189E2

monochromatic

#861313 #BB1B1A #E23231 #EA6767 #F19D9C

Accessibility & contrast

On white

4.44

#E23231 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#E23231 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E23231

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E23231	#FFFFFF	#000000	##000000
##E23231	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)

#6A5F2E

Deuteranopia (green-blind)

#958529

Tritanopia (blue-blind)

#F90035

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #e23231;
/* rgb */ color: rgb(226, 50, 49);
/* oklch */ color: oklch(59.7% 0.212 26.7);

Tailwind

colors: {
  custom: {
    50: '#f57a6a',
    500: '#e23231',
    950: '#000000',
  },
}

SCSS

$custom: #e23231;
$custom-light: #f57a6a;
$custom-dark: #000000;

JSON

{
  "hex": "#e23231",
  "rgb": {
    "r": 226,
    "g": 50,
    "b": 49
  },
  "hsl": {
    "h": 0.339,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.59705,
    "c": 0.21177,
    "h": 26.7
  },
  "luminance": 0.18672
}

Semantic roles & 50–950 ramp

primary

#E23231

secondary

#92DDDD

accent

#F1F236

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#190A06

muted

#867C7A

Preview Lab

Preview with #E23231

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

Preview Lab → · Contrast checker → · Palette generator →