#5153EA#5153EA

#5153EA is a mid, highly saturated blue. Relative luminance 0.139; OKLCH L 53.6% C 0.222 H 275.4°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#5153EA
RGB	rgb(81, 83, 234)
HSL	hsl(239, 78%, 62%)
HSV	hsv(239, 65%, 92%)
CMYK	cmyk(65.4%, 64.5%, 0%, 8.2%)
CIE-LAB	lab(44.05, 45.01, -76.46)
CIE-LCH	lch(44.05, 88.73, 300.49°)
OKLab	oklab(53.62% 0.0207 -0.2206)
OKLCH	oklch(53.62% 0.222 275.4)
XYZ	xyz(21.3330, 13.8745, 79.3798)
Luminance	0.1388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5153EA #EAE851

analogous

#519FEA #5153EA #9C51EA

triadic

#5153EA #EA5153 #53EA51

tetradic

#5153EA #EA519F #EAE851 #51EA9C

square

#5153EA #EA519F #EAE851 #51EA9C

split-complementary

#5153EA #EA9C51 #9FEA51

monochromatic

#1517AC #1B1EE2 #5153EA #8889F1 #BEBFF7

Accessibility & contrast

On white

5.56

#5153EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#5153EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5153EA

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5153EA	#FFFFFF	#000000	##FFFFFF
##5153EA	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FEF

Deuteranopia (green-blind)

#0061E7

Tritanopia (blue-blind)

#007A97

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5153ea;
/* rgb */ color: rgb(81, 83, 234);
/* oklch */ color: oklch(53.6% 0.222 275.4);

Tailwind

colors: {
  custom: {
    50: '#9384f2',
    500: '#5153ea',
    950: '#000000',
  },
}

SCSS

$custom: #5153ea;
$custom-light: #9384f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5153ea",
  "rgb": {
    "r": 81,
    "g": 83,
    "b": 234
  },
  "hsl": {
    "h": 239.216,
    "s": 78.462,
    "l": 61.765
  },
  "oklch": {
    "l": 0.53623,
    "c": 0.2216,
    "h": 275.4
  },
  "luminance": 0.13876
}

Semantic roles & 50–950 ramp

primary

#5153EA

secondary

#E8E7AF

accent

#D80BDB

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0B17

muted

#7E7C85

Preview Lab

Preview with #5153EA

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

Preview Lab → · Contrast checker → · Palette generator →