#5156E7#5156E7

#5156E7 is a mid, highly saturated blue. Relative luminance 0.142; OKLCH L 53.9% C 0.214 H 275.0°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#5156E7
RGB	rgb(81, 86, 231)
HSL	hsl(238, 76%, 61%)
HSV	hsv(238, 65%, 91%)
CMYK	cmyk(64.9%, 62.8%, 0%, 9.4%)
CIE-LAB	lab(44.48, 42.26, -74.07)
CIE-LCH	lch(44.48, 85.28, 299.70°)
OKLab	oklab(53.86% 0.0187 -0.2136)
OKLCH	oklch(53.86% 0.214 275)
XYZ	xyz(21.1402, 14.1726, 77.2073)
Luminance	0.1417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5156E7 #E7E251

analogous

#51A1E7 #5156E7 #9751E7

triadic

#5156E7 #E75156 #56E751

tetradic

#5156E7 #E751A1 #E7E251 #51E797

square

#5156E7 #E751A1 #E7E251 #51E797

split-complementary

#5156E7 #E79751 #A1E751

monochromatic

#171CA7 #1E25DC #5156E7 #878AEE #BDBEF6

Accessibility & contrast

On white

5.48

#5156E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#5156E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5156E7

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5156E7	#FFFFFF	#000000	##FFFFFF
##5156E7	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070EC

Deuteranopia (green-blind)

#0063E4

Tritanopia (blue-blind)

#007B97

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5156e7;
/* rgb */ color: rgb(81, 86, 231);
/* oklch */ color: oklch(53.9% 0.214 275.0);

Tailwind

colors: {
  custom: {
    50: '#9286f0',
    500: '#5156e7',
    950: '#000000',
  },
}

SCSS

$custom: #5156e7;
$custom-light: #9286f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5156e7",
  "rgb": {
    "r": 81,
    "g": 86,
    "b": 231
  },
  "hsl": {
    "h": 238,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.53859,
    "c": 0.21441,
    "h": 275
  },
  "luminance": 0.14174
}

Semantic roles & 50–950 ramp

primary

#5156E7

secondary

#E6E4AE

accent

#D10ED8

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #5156E7

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

Preview Lab → · Contrast checker → · Palette generator →