#5164D3#5164D3

#5164D3 is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.8% C 0.171 H 272.2°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#5164D3
RGB	rgb(81, 100, 211)
HSL	hsl(231, 60%, 57%)
HSV	hsv(231, 62%, 83%)
CMYK	cmyk(61.6%, 52.6%, 0%, 17.3%)
CIE-LAB	lab(46.40, 26.96, -59.58)
CIE-LCH	lch(46.40, 65.40, 294.35°)
OKLab	oklab(54.82% 0.0067 -0.1709)
OKLCH	oklch(54.82% 0.171 272.2)
XYZ	xyz(19.7045, 15.5652, 63.5814)
Luminance	0.1557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5164D3 #D3C051

analogous

#51A5D3 #5164D3 #7F51D3

triadic

#5164D3 #D35164 #64D351

tetradic

#5164D3 #D351A5 #D3C051 #51D37F

square

#5164D3 #D351A5 #D3C051 #51D37F

split-complementary

#5164D3 #D37F51 #A5D351

monochromatic

#223187 #2F43B8 #5164D3 #8290DF #B3BBEC

Accessibility & contrast

On white

5.11

#5164D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#5164D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5164D3

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5164D3	#FFFFFF	#000000	##FFFFFF
##5164D3	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E74D7

Deuteranopia (green-blind)

#0068D1

Tritanopia (blue-blind)

#007E92

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #5164d3;
/* rgb */ color: rgb(81, 100, 211);
/* oklch */ color: oklch(54.8% 0.171 272.2);

Tailwind

colors: {
  custom: {
    50: '#8e8fe1',
    500: '#5164d3',
    950: '#000000',
  },
}

SCSS

$custom: #5164d3;
$custom-light: #8e8fe1;
$custom-dark: #000000;

JSON

{
  "hex": "#5164d3",
  "rgb": {
    "r": 81,
    "g": 100,
    "b": 211
  },
  "hsl": {
    "h": 231.231,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.54822,
    "c": 0.17101,
    "h": 272.2
  },
  "luminance": 0.15567
}

Semantic roles & 50–950 ramp

primary

#5164D3

secondary

#DAD3A6

accent

#CC45E3

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5164D3

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

Preview Lab → · Contrast checker → · Palette generator →