#5145B1#5145B1

#5145B1 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.6% C 0.165 H 282.9°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#5145B1
RGB	rgb(81, 69, 177)
HSL	hsl(247, 44%, 48%)
HSV	hsv(247, 61%, 69%)
CMYK	cmyk(54.2%, 61%, 0%, 30.6%)
CIE-LAB	lab(36.33, 35.04, -56.12)
CIE-LCH	lch(36.33, 66.16, 301.98°)
OKLab	oklab(46.56% 0.037 -0.1609)
OKLCH	oklch(46.56% 0.165 282.9)
XYZ	xyz(13.4548, 9.1791, 42.6492)
Luminance	0.0918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.08

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5145B1 #A5B145

analogous

#456FB1 #5145B1 #8745B1

triadic

#5145B1 #B15145 #45B151

tetradic

#5145B1 #B1456F #A5B145 #45B187

square

#5145B1 #B1456F #A5B145 #45B187

split-complementary

#5145B1 #B18745 #6FB145

monochromatic

#292359 #3D3485 #5145B1 #776DC6 #A099D7

Accessibility & contrast

On white

7.40

#5145B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#5145B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5145B1

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5145B1	#FFFFFF	#000000	##FFFFFF
##5145B1	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B5

Deuteranopia (green-blind)

#0052AF

Tritanopia (blue-blind)

#275F74

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #5145b1;
/* rgb */ color: rgb(81, 69, 177);
/* oklch */ color: oklch(46.6% 0.165 282.9);

Tailwind

colors: {
  custom: {
    50: '#8a79c9',
    500: '#5145b1',
    950: '#000000',
  },
}

SCSS

$custom: #5145b1;
$custom-light: #8a79c9;
$custom-dark: #000000;

JSON

{
  "hex": "#5145b1",
  "rgb": {
    "r": 81,
    "g": 69,
    "b": 177
  },
  "hsl": {
    "h": 246.667,
    "s": 43.902,
    "l": 48.235
  },
  "oklch": {
    "l": 0.46564,
    "c": 0.16513,
    "h": 282.9
  },
  "luminance": 0.0918
}

Semantic roles & 50–950 ramp

primary

#5145B1

secondary

#BDC38E

accent

#D454C5

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0D0913

muted

#7D7B82

Preview Lab

Preview with #5145B1

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

Preview Lab → · Contrast checker → · Palette generator →