#5164CD#5164CD

#5164CD is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.4% C 0.163 H 272.2°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#5164CD
RGB	rgb(81, 100, 205)
HSL	hsl(231, 55%, 56%)
HSV	hsv(231, 60%, 80%)
CMYK	cmyk(60.5%, 51.2%, 0%, 19.6%)
CIE-LAB	lab(46.00, 24.93, -56.79)
CIE-LCH	lch(46.00, 62.02, 293.70°)
OKLab	oklab(54.4% 0.0062 -0.1627)
OKLCH	oklch(54.4% 0.163 272.2)
XYZ	xyz(18.9663, 15.2699, 59.6937)
Luminance	0.1527 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5164CD #CDBA51

analogous

#51A2CD #5164CD #7C51CD

triadic

#5164CD #CD5164 #64CD51

tetradic

#5164CD #CD51A2 #CDBA51 #51CD7C

square

#5164CD #CD51A2 #CDBA51 #51CD7C

split-complementary

#5164CD #CD7C51 #A2CD51

monochromatic

#25327F #3245AF #5164CD #818EDB #B0B9E8

Accessibility & contrast

On white

5.18

#5164CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#5164CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5164CD

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5164CD	#FFFFFF	#000000	##FFFFFF
##5164CD	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2873D1

Deuteranopia (green-blind)

#0268CB

Tritanopia (blue-blind)

#007C8F

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5164cd;
/* rgb */ color: rgb(81, 100, 205);
/* oklch */ color: oklch(54.4% 0.163 272.2);

Tailwind

colors: {
  custom: {
    50: '#8d8fdd',
    500: '#5164cd',
    950: '#000000',
  },
}

SCSS

$custom: #5164cd;
$custom-light: #8d8fdd;
$custom-dark: #000000;

JSON

{
  "hex": "#5164cd",
  "rgb": {
    "r": 81,
    "g": 100,
    "b": 205
  },
  "hsl": {
    "h": 230.806,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.54396,
    "c": 0.16278,
    "h": 272.2
  },
  "luminance": 0.15271
}

Semantic roles & 50–950 ramp

primary

#5164CD

secondary

#D7CFA3

accent

#C849DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5164CD

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

Preview Lab → · Contrast checker → · Palette generator →