#5165DA#5165DA

#5165DA is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.5% C 0.179 H 272.0°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#5165DA
RGB	rgb(81, 101, 218)
HSL	hsl(231, 65%, 59%)
HSV	hsv(231, 63%, 85%)
CMYK	cmyk(62.8%, 53.7%, 0%, 14.5%)
CIE-LAB	lab(47.13, 28.71, -62.39)
CIE-LCH	lch(47.13, 68.68, 294.71°)
OKLab	oklab(55.52% 0.0062 -0.1791)
OKLCH	oklch(55.52% 0.179 272)
XYZ	xyz(20.6977, 16.1169, 68.3362)
Luminance	0.1612 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5165DA #DAC651

analogous

#51A9DA #5165DA #8151DA

triadic

#5165DA #DA5165 #65DA51

tetradic

#5165DA #DA51A9 #DAC651 #51DA81

square

#5165DA #DA51A9 #DAC651 #51DA81

split-complementary

#5165DA #DA8151 #A9DA51

monochromatic

#1F3092 #2A40C4 #5165DA #8392E5 #B6BEEF

Accessibility & contrast

On white

4.97

#5165DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#5165DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5165DA

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5165DA	#FFFFFF	#000000	##FFFFFF
##5165DA	1.00	4.97	4.22	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1276DE

Deuteranopia (green-blind)

#006AD8

Tritanopia (blue-blind)

#008196

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #5165da;
/* rgb */ color: rgb(81, 101, 218);
/* oklch */ color: oklch(55.5% 0.179 272.0);

Tailwind

colors: {
  custom: {
    50: '#8f90e6',
    500: '#5165da',
    950: '#000000',
  },
}

SCSS

$custom: #5165da;
$custom-light: #8f90e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5165da",
  "rgb": {
    "r": 81,
    "g": 101,
    "b": 218
  },
  "hsl": {
    "h": 231.241,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.5552,
    "c": 0.17925,
    "h": 272
  },
  "luminance": 0.16119
}

Semantic roles & 50–950 ramp

primary

#5165DA

secondary

#DED7A8

accent

#CF40E8

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #5165DA

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

Preview Lab → · Contrast checker → · Palette generator →