#5158BA#5158BA

#5158BA is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.7% C 0.152 H 276.5°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#5158BA
RGB	rgb(81, 88, 186)
HSL	hsl(236, 43%, 52%)
HSV	hsv(236, 56%, 73%)
CMYK	cmyk(56.5%, 52.7%, 0%, 27.1%)
CIE-LAB	lab(41.65, 26.12, -52.81)
CIE-LCH	lch(41.65, 58.91, 296.31°)
OKLab	oklab(50.72% 0.0171 -0.1511)
OKLCH	oklch(50.72% 0.152 276.5)
XYZ	xyz(15.7432, 12.2729, 47.9842)
Luminance	0.1227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5158BA #BAB351

analogous

#518DBA #5158BA #7F51BA

triadic

#5158BA #BA5158 #58BA51

tetradic

#5158BA #BA518D #BAB351 #51BA7F

square

#5158BA #BA518D #BAB351 #51BA7F

split-complementary

#5158BA #BA7F51 #8DBA51

monochromatic

#292D68 #3A4093 #5158BA #7D82CB #A9ACDD

Accessibility & contrast

On white

6.08

#5158BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#5158BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5158BA

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5158BA	#FFFFFF	#000000	##FFFFFF
##5158BA	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2067BD

Deuteranopia (green-blind)

#075EB8

Tritanopia (blue-blind)

#166E80

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #5158ba;
/* rgb */ color: rgb(81, 88, 186);
/* oklch */ color: oklch(50.7% 0.152 276.5);

Tailwind

colors: {
  custom: {
    50: '#8a87cf',
    500: '#5158ba',
    950: '#000000',
  },
}

SCSS

$custom: #5158ba;
$custom-light: #8a87cf;
$custom-dark: #000000;

JSON

{
  "hex": "#5158ba",
  "rgb": {
    "r": 81,
    "g": 88,
    "b": 186
  },
  "hsl": {
    "h": 236,
    "s": 43.21,
    "l": 52.353
  },
  "oklch": {
    "l": 0.50717,
    "c": 0.15203,
    "h": 276.5
  },
  "luminance": 0.12274
}

Semantic roles & 50–950 ramp

primary

#5158BA

secondary

#CAC79D

accent

#CB55D3

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0D0B14

muted

#7D7C82

Preview Lab

Preview with #5158BA

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

Preview Lab → · Contrast checker → · Palette generator →