#5172E8#5172E8

#5172E8 is a mid, vivid blue. Relative luminance 0.196; OKLCH L 59.0% C 0.182 H 268.5°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#5172E8
RGB	rgb(81, 114, 232)
HSL	hsl(227, 77%, 61%)
HSV	hsv(227, 65%, 91%)
CMYK	cmyk(65.1%, 50.9%, 0%, 9%)
CIE-LAB	lab(51.39, 25.42, -63.41)
CIE-LCH	lch(51.39, 68.32, 291.85°)
OKLab	oklab(59.03% -0.0046 -0.182)
OKLCH	oklch(59.03% 0.182 268.5)
XYZ	xyz(23.9712, 19.6079, 78.8497)
Luminance	0.1961 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5172E8 #E8C751

analogous

#51BEE8 #5172E8 #7C51E8

triadic

#5172E8 #E85172 #72E851

tetradic

#5172E8 #E851BE #E8C751 #51E87C

square

#5172E8 #E851BE #E8C751 #51E87C

split-complementary

#5172E8 #E87C51 #BEE851

monochromatic

#1636A8 #1D48DE #5172E8 #879EEF #BDCAF6

Accessibility & contrast

On white

4.27

#5172E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#5172E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5172E8

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5172E8	#FFFFFF	#000000	##000000
##5172E8	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B82EC

Deuteranopia (green-blind)

#0074E6

Tritanopia (blue-blind)

#008EA2

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5172e8;
/* rgb */ color: rgb(81, 114, 232);
/* oklch */ color: oklch(59.0% 0.182 268.5);

Tailwind

colors: {
  custom: {
    50: '#919af0',
    500: '#5172e8',
    950: '#000000',
  },
}

SCSS

$custom: #5172e8;
$custom-light: #919af0;
$custom-dark: #000000;

JSON

{
  "hex": "#5172e8",
  "rgb": {
    "r": 81,
    "g": 114,
    "b": 232
  },
  "hsl": {
    "h": 226.887,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.59033,
    "c": 0.18202,
    "h": 268.5
  },
  "luminance": 0.1961
}

Semantic roles & 50–950 ramp

primary

#5172E8

secondary

#E7DAAE

accent

#AC0DD9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5172E8

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

Preview Lab → · Contrast checker → · Palette generator →