#E34243#E34243

#E34243 is a mid, vivid red. Relative luminance 0.206; OKLCH L 61.5% C 0.198 H 24.9°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#E34243
RGB	rgb(227, 66, 67)
HSL	hsl(360, 74%, 57%)
HSV	hsv(360, 71%, 89%)
CMYK	cmyk(0%, 70.9%, 70.5%, 11%)
CIE-LAB	lab(52.55, 61.68, 36.32)
CIE-LCH	lch(52.55, 71.58, 30.49°)
OKLab	oklab(61.48% 0.1796 0.0832)
OKLCH	oklch(61.48% 0.198 24.9)
XYZ	xyz(34.6437, 20.6378, 7.4684)
Luminance	0.2063 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E34243 #42E3E2

analogous

#E34294 #E34243 #E39142

triadic

#E34243 #43E342 #4243E3

tetradic

#E34243 #94E342 #42E3E2 #9142E3

square

#E34243 #94E342 #42E3E2 #9142E3

split-complementary

#E34243 #42E391 #4294E3

monochromatic

#951617 #CA1E1F #E34243 #EB7778 #F3ADAD

Accessibility & contrast

On white

4.10

#E34243 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#E34243 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E34243

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E34243	#FFFFFF	#000000	##000000
##E34243	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#706741

Deuteranopia (green-blind)

#988A3E

Tritanopia (blue-blind)

#F90044

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #e34243;
/* rgb */ color: rgb(227, 66, 67);
/* oklch */ color: oklch(61.5% 0.198 24.9);

Tailwind

colors: {
  custom: {
    50: '#f48177',
    500: '#e34243',
    950: '#000000',
  },
}

SCSS

$custom: #e34243;
$custom-light: #f48177;
$custom-dark: #000000;

JSON

{
  "hex": "#e34243",
  "rgb": {
    "r": 227,
    "g": 66,
    "b": 67
  },
  "hsl": {
    "h": 359.627,
    "s": 74.194,
    "l": 57.451
  },
  "oklch": {
    "l": 0.61476,
    "c": 0.19794,
    "h": 24.9
  },
  "luminance": 0.20633
}

Semantic roles & 50–950 ramp

primary

#E34243

secondary

#A0E1E1

accent

#F1F037

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#190B08

muted

#867C7B

Preview Lab

Preview with #E34243

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

Preview Lab → · Contrast checker → · Palette generator →