#5142BB#5142BB

#5142BB is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.9% C 0.182 H 282.4°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#5142BB
RGB	rgb(81, 66, 187)
HSL	hsl(247, 48%, 50%)
HSV	hsv(247, 65%, 73%)
CMYK	cmyk(56.7%, 64.7%, 0%, 26.7%)
CIE-LAB	lab(36.43, 40.00, -61.85)
CIE-LCH	lch(36.43, 73.66, 302.89°)
OKLab	oklab(46.88% 0.0392 -0.1778)
OKLCH	oklch(46.88% 0.182 282.4)
XYZ	xyz(14.3084, 9.2327, 48.0322)
Luminance	0.0923 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 0.92

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5142BB #ACBB42

analogous

#4270BB #5142BB #8E42BB

triadic

#5142BB #BB5142 #42BB51

tetradic

#5142BB #BB4270 #ACBB42 #42BB8E

square

#5142BB #BB4270 #ACBB42 #42BB8E

split-complementary

#5142BB #BB8E42 #70BB42

monochromatic

#2A2261 #3D328E #5142BB #7A6ECC #A39CDC

Accessibility & contrast

On white

7.38

#5142BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#5142BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5142BB

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5142BB	#FFFFFF	#000000	##FFFFFF
##5142BB	1.00	7.38	2.85	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABF

Deuteranopia (green-blind)

#0051B9

Tritanopia (blue-blind)

#1A6078

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #5142bb;
/* rgb */ color: rgb(81, 66, 187);
/* oklch */ color: oklch(46.9% 0.182 282.4);

Tailwind

colors: {
  custom: {
    50: '#8c77d0',
    500: '#5142bb',
    950: '#000000',
  },
}

SCSS

$custom: #5142bb;
$custom-light: #8c77d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5142bb",
  "rgb": {
    "r": 81,
    "g": 66,
    "b": 187
  },
  "hsl": {
    "h": 247.438,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.46884,
    "c": 0.18207,
    "h": 282.4
  },
  "luminance": 0.09234
}

Semantic roles & 50–950 ramp

primary

#5142BB

secondary

#C1C891

accent

#D750C7

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #5142BB

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

Preview Lab → · Contrast checker → · Palette generator →