#E23D31#E23D31

#E23D31 is a mid, highly saturated red. Relative luminance 0.197; OKLCH L 60.6% C 0.204 H 28.8°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#E23D31
RGB	rgb(226, 61, 49)
HSL	hsl(4, 75%, 54%)
HSV	hsv(4, 78%, 89%)
CMYK	cmyk(0%, 73%, 78.3%, 11.4%)
CIE-LAB	lab(51.53, 62.41, 45.08)
CIE-LCH	lch(51.53, 76.99, 35.84°)
OKLab	oklab(60.62% 0.1784 0.098)
OKLCH	oklch(60.62% 0.204 28.8)
XYZ	xyz(33.5911, 19.7332, 4.9453)
Luminance	0.1973 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E23D31 #31D6E2

analogous

#E2317E #E23D31 #E29631

triadic

#E23D31 #31E23D #3D31E2

tetradic

#E23D31 #7EE231 #31D6E2 #9631E2

square

#E23D31 #7EE231 #31D6E2 #9631E2

split-complementary

#E23D31 #31E296 #317EE2

monochromatic

#861B13 #BB251A #E23D31 #EA7067 #F1A29C

Accessibility & contrast

On white

4.25

#E23D31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#E23D31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E23D31

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E23D31	#FFFFFF	#000000	##000000
##E23D31	1.00	4.25	4.95	4.95
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F642E

Deuteranopia (green-blind)

#98882A

Tritanopia (blue-blind)

#F9003C

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #e23d31;
/* rgb */ color: rgb(226, 61, 49);
/* oklch */ color: oklch(60.6% 0.204 28.8);

Tailwind

colors: {
  custom: {
    50: '#f57e6a',
    500: '#e23d31',
    950: '#000000',
  },
}

SCSS

$custom: #e23d31;
$custom-light: #f57e6a;
$custom-dark: #000000;

JSON

{
  "hex": "#e23d31",
  "rgb": {
    "r": 226,
    "g": 61,
    "b": 49
  },
  "hsl": {
    "h": 4.068,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.60618,
    "c": 0.20352,
    "h": 28.8
  },
  "luminance": 0.19728
}

Semantic roles & 50–950 ramp

primary

#E23D31

secondary

#92D8DD

accent

#E5F236

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#190B06

muted

#867C7A

Preview Lab

Preview with #E23D31

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

Preview Lab → · Contrast checker → · Palette generator →