#5165D5#5165D5

#5165D5 is a mid, vivid blue. Relative luminance 0.159; OKLCH L 55.2% C 0.172 H 271.9°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#5165D5
RGB	rgb(81, 101, 213)
HSL	hsl(231, 61%, 58%)
HSV	hsv(231, 62%, 84%)
CMYK	cmyk(62%, 52.6%, 0%, 16.5%)
CIE-LAB	lab(46.79, 27.02, -60.10)
CIE-LCH	lch(46.79, 65.89, 294.21°)
OKLab	oklab(55.16% 0.0058 -0.1724)
OKLCH	oklch(55.16% 0.172 271.9)
XYZ	xyz(20.0533, 15.8591, 64.9422)
Luminance	0.1586 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5165D5 #D5C151

analogous

#51A7D5 #5165D5 #7F51D5

triadic

#5165D5 #D55165 #65D551

tetradic

#5165D5 #D551A7 #D5C151 #51D57F

square

#5165D5 #D551A7 #D5C151 #51D57F

split-complementary

#5165D5 #D57F51 #A7D551

monochromatic

#21318A #2D43BC #5165D5 #8291E1 #B4BCED

Accessibility & contrast

On white

5.03

#5165D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#5165D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5165D5

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5165D5	#FFFFFF	#000000	##FFFFFF
##5165D5	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E75D9

Deuteranopia (green-blind)

#0069D3

Tritanopia (blue-blind)

#007F93

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #5165d5;
/* rgb */ color: rgb(81, 101, 213);
/* oklch */ color: oklch(55.2% 0.172 271.9);

Tailwind

colors: {
  custom: {
    50: '#8e90e3',
    500: '#5165d5',
    950: '#000000',
  },
}

SCSS

$custom: #5165d5;
$custom-light: #8e90e3;
$custom-dark: #000000;

JSON

{
  "hex": "#5165d5",
  "rgb": {
    "r": 81,
    "g": 101,
    "b": 213
  },
  "hsl": {
    "h": 230.909,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.55158,
    "c": 0.17247,
    "h": 271.9
  },
  "luminance": 0.15861
}

Semantic roles & 50–950 ramp

primary

#5165D5

secondary

#DBD3A6

accent

#CC44E4

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0C15

muted

#7E7D84

Preview Lab

Preview with #5165D5

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

Preview Lab → · Contrast checker → · Palette generator →