#5156BA#5156BA

#5156BA is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.3% C 0.155 H 277.1°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#5156BA
RGB	rgb(81, 86, 186)
HSL	hsl(237, 43%, 52%)
HSV	hsv(237, 56%, 73%)
CMYK	cmyk(56.5%, 53.8%, 0%, 27.1%)
CIE-LAB	lab(41.13, 27.38, -53.63)
CIE-LCH	lch(41.13, 60.22, 297.04°)
OKLab	oklab(50.33% 0.0192 -0.1535)
OKLCH	oklch(50.33% 0.155 277.1)
XYZ	xyz(15.5812, 11.9490, 47.9302)
Luminance	0.1195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5156BA #BAB551

analogous

#518ABA #5156BA #8151BA

triadic

#5156BA #BA5156 #56BA51

tetradic

#5156BA #BA518A #BAB551 #51BA81

square

#5156BA #BA518A #BAB551 #51BA81

split-complementary

#5156BA #BA8151 #8ABA51

monochromatic

#292C68 #3A3F93 #5156BA #7D81CB #A9ABDD

Accessibility & contrast

On white

6.19

#5156BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#5156BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5156BA

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5156BA	#FFFFFF	#000000	##FFFFFF
##5156BA	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1965BD

Deuteranopia (green-blind)

#005DB8

Tritanopia (blue-blind)

#176D7F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #5156ba;
/* rgb */ color: rgb(81, 86, 186);
/* oklch */ color: oklch(50.3% 0.155 277.1);

Tailwind

colors: {
  custom: {
    50: '#8b85cf',
    500: '#5156ba',
    950: '#000000',
  },
}

SCSS

$custom: #5156ba;
$custom-light: #8b85cf;
$custom-dark: #000000;

JSON

{
  "hex": "#5156ba",
  "rgb": {
    "r": 81,
    "g": 86,
    "b": 186
  },
  "hsl": {
    "h": 237.143,
    "s": 43.21,
    "l": 52.353
  },
  "oklch": {
    "l": 0.50333,
    "c": 0.15471,
    "h": 277.1
  },
  "luminance": 0.1195
}

Semantic roles & 50–950 ramp

primary

#5156BA

secondary

#CAC89D

accent

#CD55D3

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0D0B14

muted

#7D7C82

Preview Lab

Preview with #5156BA

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

Preview Lab → · Contrast checker → · Palette generator →