#5172E6#5172E6

#5172E6 is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.9% C 0.179 H 268.5°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#5172E6
RGB	rgb(81, 114, 230)
HSL	hsl(227, 75%, 61%)
HSV	hsv(227, 65%, 90%)
CMYK	cmyk(64.8%, 50.4%, 0%, 9.8%)
CIE-LAB	lab(51.26, 24.74, -62.50)
CIE-LCH	lch(51.26, 67.22, 291.59°)
OKLab	oklab(58.89% -0.0048 -0.1793)
OKLCH	oklch(58.89% 0.179 268.5)
XYZ	xyz(23.6887, 19.4949, 77.3621)
Luminance	0.1950 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5172E6 #E6C551

analogous

#51BDE6 #5172E6 #7A51E6

triadic

#5172E6 #E65172 #72E651

tetradic

#5172E6 #E651BD #E6C551 #51E67A

square

#5172E6 #E651BD #E6C551 #51E67A

split-complementary

#5172E6 #E67A51 #BDE651

monochromatic

#1837A5 #1F49DA #5172E6 #879DEE #BCC9F5

Accessibility & contrast

On white

4.29

#5172E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#5172E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5172E6

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5172E6	#FFFFFF	#000000	##000000
##5172E6	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E81EA

Deuteranopia (green-blind)

#0074E4

Tritanopia (blue-blind)

#008DA1

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5172e6;
/* rgb */ color: rgb(81, 114, 230);
/* oklch */ color: oklch(58.9% 0.179 268.5);

Tailwind

colors: {
  custom: {
    50: '#909aef',
    500: '#5172e6',
    950: '#000000',
  },
}

SCSS

$custom: #5172e6;
$custom-light: #909aef;
$custom-dark: #000000;

JSON

{
  "hex": "#5172e6",
  "rgb": {
    "r": 81,
    "g": 114,
    "b": 230
  },
  "hsl": {
    "h": 226.711,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.58893,
    "c": 0.17933,
    "h": 268.5
  },
  "luminance": 0.19497
}

Semantic roles & 50–950 ramp

primary

#5172E6

secondary

#E5D9AD

accent

#AB0ED7

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5172E6

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

Preview Lab → · Contrast checker → · Palette generator →