#5156E6#5156E6

#5156E6 is a mid, highly saturated blue. Relative luminance 0.141; OKLCH L 53.8% C 0.213 H 275.1°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#5156E6
RGB	rgb(81, 86, 230)
HSL	hsl(238, 75%, 61%)
HSV	hsv(238, 65%, 90%)
CMYK	cmyk(64.8%, 62.6%, 0%, 9.8%)
CIE-LAB	lab(44.40, 41.93, -73.64)
CIE-LCH	lch(44.40, 84.74, 299.66°)
OKLab	oklab(53.77% 0.0188 -0.2123)
OKLCH	oklch(53.77% 0.213 275.1)
XYZ	xyz(20.9994, 14.1163, 76.4656)
Luminance	0.1412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5156E6 #E6E151

analogous

#51A0E6 #5156E6 #9751E6

triadic

#5156E6 #E65156 #56E651

tetradic

#5156E6 #E651A0 #E6E151 #51E697

square

#5156E6 #E651A0 #E6E151 #51E697

split-complementary

#5156E6 #E69751 #A0E651

monochromatic

#181CA5 #1F26DA #5156E6 #878AEE #BCBEF5

Accessibility & contrast

On white

5.49

#5156E6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#5156E6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5156E6

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5156E6	#FFFFFF	#000000	##FFFFFF
##5156E6	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070EB

Deuteranopia (green-blind)

#0062E3

Tritanopia (blue-blind)

#007B96

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5156e6;
/* rgb */ color: rgb(81, 86, 230);
/* oklch */ color: oklch(53.8% 0.213 275.1);

Tailwind

colors: {
  custom: {
    50: '#9286ef',
    500: '#5156e6',
    950: '#000000',
  },
}

SCSS

$custom: #5156e6;
$custom-light: #9286ef;
$custom-dark: #000000;

JSON

{
  "hex": "#5156e6",
  "rgb": {
    "r": 81,
    "g": 86,
    "b": 230
  },
  "hsl": {
    "h": 237.987,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.53775,
    "c": 0.21315,
    "h": 275.1
  },
  "luminance": 0.14118
}

Semantic roles & 50–950 ramp

primary

#5156E6

secondary

#E5E4AD

accent

#D00ED7

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #5156E6

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

Preview Lab → · Contrast checker → · Palette generator →