#5164CA#5164CA

#5164CA is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.2% C 0.159 H 272.1°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#5164CA
RGB	rgb(81, 100, 202)
HSL	hsl(231, 53%, 55%)
HSV	hsv(231, 60%, 79%)
CMYK	cmyk(59.9%, 50.5%, 0%, 20.8%)
CIE-LAB	lab(45.81, 23.92, -55.38)
CIE-LCH	lch(45.81, 60.32, 293.36°)
OKLab	oklab(54.19% 0.0059 -0.1585)
OKLCH	oklch(54.19% 0.159 272.1)
XYZ	xyz(18.6076, 15.1265, 57.8048)
Luminance	0.1513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5164CA #CAB751

analogous

#51A0CA #5164CA #7B51CA

triadic

#5164CA #CA5164 #64CA51

tetradic

#5164CA #CA51A0 #CAB751 #51CA7B

square

#5164CA #CA51A0 #CAB751 #51CA7B

split-complementary

#5164CA #CA7B51 #A0CA51

monochromatic

#25337B #3446AA #5164CA #808ED8 #AFB8E7

Accessibility & contrast

On white

5.22

#5164CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#5164CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5164CA

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5164CA	#FFFFFF	#000000	##FFFFFF
##5164CA	1.00	5.22	4.03	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C72CE

Deuteranopia (green-blind)

#1067C8

Tritanopia (blue-blind)

#007B8D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #5164ca;
/* rgb */ color: rgb(81, 100, 202);
/* oklch */ color: oklch(54.2% 0.159 272.1);

Tailwind

colors: {
  custom: {
    50: '#8c8fdb',
    500: '#5164ca',
    950: '#000000',
  },
}

SCSS

$custom: #5164ca;
$custom-light: #8c8fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#5164ca",
  "rgb": {
    "r": 81,
    "g": 100,
    "b": 202
  },
  "hsl": {
    "h": 230.579,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.54186,
    "c": 0.15862,
    "h": 272.1
  },
  "luminance": 0.15128
}

Semantic roles & 50–950 ramp

primary

#5164CA

secondary

#D5CDA2

accent

#C64BDD

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5164CA

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

Preview Lab → · Contrast checker → · Palette generator →