#5165C8#5165C8

#5165C8 is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.2% C 0.155 H 271.7°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#5165C8
RGB	rgb(81, 101, 200)
HSL	hsl(230, 52%, 55%)
HSV	hsv(230, 60%, 78%)
CMYK	cmyk(59.5%, 49.5%, 0%, 21.6%)
CIE-LAB	lab(45.94, 22.62, -54.01)
CIE-LCH	lch(45.94, 58.56, 292.72°)
OKLab	oklab(54.25% 0.0047 -0.1545)
OKLCH	oklch(54.25% 0.155 271.7)
XYZ	xyz(18.4689, 15.2254, 56.5979)
Luminance	0.1523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5165C8 #C8B451

analogous

#51A0C8 #5165C8 #7851C8

triadic

#5165C8 #C85165 #65C851

tetradic

#5165C8 #C851A0 #C8B451 #51C878

square

#5165C8 #C851A0 #C8B451 #51C878

split-complementary

#5165C8 #C87851 #A0C851

monochromatic

#263479 #3548A7 #5165C8 #808ED7 #AEB7E5

Accessibility & contrast

On white

5.19

#5165C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#5165C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5165C8

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5165C8	#FFFFFF	#000000	##FFFFFF
##5165C8	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3172CC

Deuteranopia (green-blind)

#1A68C6

Tritanopia (blue-blind)

#007C8D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5165c8;
/* rgb */ color: rgb(81, 101, 200);
/* oklch */ color: oklch(54.2% 0.155 271.7);

Tailwind

colors: {
  custom: {
    50: '#8c90d9',
    500: '#5165c8',
    950: '#000000',
  },
}

SCSS

$custom: #5165c8;
$custom-light: #8c90d9;
$custom-dark: #000000;

JSON

{
  "hex": "#5165c8",
  "rgb": {
    "r": 81,
    "g": 101,
    "b": 200
  },
  "hsl": {
    "h": 229.916,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.54247,
    "c": 0.15455,
    "h": 271.7
  },
  "luminance": 0.15227
}

Semantic roles & 50–950 ramp

primary

#5165C8

secondary

#D3CBA1

accent

#C34CDB

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5165C8

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

Preview Lab → · Contrast checker → · Palette generator →