#5165E3#5165E3

#5165E3 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 56.2% C 0.191 H 272.0°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#5165E3
RGB	rgb(81, 101, 227)
HSL	hsl(232, 72%, 60%)
HSV	hsv(232, 64%, 89%)
CMYK	cmyk(64.3%, 55.5%, 0%, 11%)
CIE-LAB	lab(47.75, 31.77, -66.48)
CIE-LCH	lch(47.75, 73.68, 295.54°)
OKLab	oklab(56.19% 0.0066 -0.1912)
OKLCH	oklch(56.19% 0.191 272)
XYZ	xyz(21.9075, 16.6008, 74.7079)
Luminance	0.1660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5165E3 #E3CF51

analogous

#51AEE3 #5165E3 #8651E3

triadic

#5165E3 #E35165 #65E351

tetradic

#5165E3 #E351AE #E3CF51 #51E386

square

#5165E3 #E351AE #E3CF51 #51E386

split-complementary

#5165E3 #E38651 #AEE351

monochromatic

#1A2CA0 #223BD5 #5165E3 #8694EB #BAC2F4

Accessibility & contrast

On white

4.86

#5165E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#5165E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5165E3

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5165E3	#FFFFFF	#000000	##FFFFFF
##5165E3	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078E7

Deuteranopia (green-blind)

#006BE0

Tritanopia (blue-blind)

#00839A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #5165e3;
/* rgb */ color: rgb(81, 101, 227);
/* oklch */ color: oklch(56.2% 0.191 272.0);

Tailwind

colors: {
  custom: {
    50: '#9190ed',
    500: '#5165e3',
    950: '#000000',
  },
}

SCSS

$custom: #5165e3;
$custom-light: #9190ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5165e3",
  "rgb": {
    "r": 81,
    "g": 101,
    "b": 227
  },
  "hsl": {
    "h": 231.781,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.56187,
    "c": 0.19127,
    "h": 272
  },
  "luminance": 0.16603
}

Semantic roles & 50–950 ramp

primary

#5165E3

secondary

#E4DCAC

accent

#BA11D4

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #5165E3

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

Preview Lab → · Contrast checker → · Palette generator →