#E55151#E55151

#E55151 is a light, vivid red. Relative luminance 0.231; OKLCH L 63.6% C 0.184 H 24.0°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#E55151
RGB	rgb(229, 81, 81)
HSL	hsl(0, 74%, 61%)
HSV	hsv(0, 65%, 90%)
CMYK	cmyk(0%, 64.6%, 64.6%, 10.2%)
CIE-LAB	lab(55.22, 57.26, 31.62)
CIE-LCH	lch(55.22, 65.41, 28.90°)
OKLab	oklab(63.6% 0.1682 0.0748)
OKLCH	oklch(63.6% 0.184 24)
XYZ	xyz(36.7444, 23.1421, 10.3150)
Luminance	0.2314 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E55151 #51E5E5

analogous

#E5519B #E55151 #E59B51

triadic

#E55151 #51E551 #5151E5

tetradic

#E55151 #9BE551 #51E5E5 #9B51E5

square

#E55151 #9BE551 #51E5E5 #9B51E5

split-complementary

#E55151 #51E59B #519BE5

monochromatic

#A31818 #D82020 #E55151 #ED8686 #F5BBBB

Accessibility & contrast

On white

3.73

#E55151 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#E55151 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E55151

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E55151	#FFFFFF	#000000	##000000
##E55151	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#787050

Deuteranopia (green-blind)

#9E904D

Tritanopia (blue-blind)

#FB2E53

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #e55151;
/* rgb */ color: rgb(229, 81, 81);
/* oklch */ color: oklch(63.6% 0.184 24.0);

Tailwind

colors: {
  custom: {
    50: '#f58982',
    500: '#e55151',
    950: '#000000',
  },
}

SCSS

$custom: #e55151;
$custom-light: #f58982;
$custom-dark: #000000;

JSON

{
  "hex": "#e55151",
  "rgb": {
    "r": 229,
    "g": 81,
    "b": 81
  },
  "hsl": {
    "h": 0,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.636,
    "c": 0.18403,
    "h": 24
  },
  "luminance": 0.23137
}

Semantic roles & 50–950 ramp

primary

#E55151

secondary

#ADE5E5

accent

#D6D60F

background

#FFF8F7

surface

#FFF0EE

border

#D7CBC9

text

#180C0A

muted

#867D7C

Preview Lab

Preview with #E55151

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

Preview Lab → · Contrast checker → · Palette generator →