#5156E8#5156E8

#5156E8 is a mid, highly saturated blue. Relative luminance 0.142; OKLCH L 53.9% C 0.216 H 275.0°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#5156E8
RGB	rgb(81, 86, 232)
HSL	hsl(238, 77%, 61%)
HSV	hsv(238, 65%, 91%)
CMYK	cmyk(65.1%, 62.9%, 0%, 9%)
CIE-LAB	lab(44.56, 42.58, -74.50)
CIE-LCH	lch(44.56, 85.82, 299.75°)
OKLab	oklab(53.94% 0.0187 -0.2149)
OKLCH	oklch(53.94% 0.216 275)
XYZ	xyz(21.2818, 14.2292, 77.9533)
Luminance	0.1423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5156E8 #E8E351

analogous

#51A2E8 #5156E8 #9851E8

triadic

#5156E8 #E85156 #56E851

tetradic

#5156E8 #E851A2 #E8E351 #51E898

square

#5156E8 #E851A2 #E8E351 #51E898

split-complementary

#5156E8 #E89851 #A2E851

monochromatic

#161BA8 #1D24DE #5156E8 #878BEF #BDBFF6

Accessibility & contrast

On white

5.46

#5156E8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#5156E8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5156E8

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5156E8	#FFFFFF	#000000	##FFFFFF
##5156E8	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070ED

Deuteranopia (green-blind)

#0063E5

Tritanopia (blue-blind)

#007B97

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5156e8;
/* rgb */ color: rgb(81, 86, 232);
/* oklch */ color: oklch(53.9% 0.216 275.0);

Tailwind

colors: {
  custom: {
    50: '#9386f0',
    500: '#5156e8',
    950: '#000000',
  },
}

SCSS

$custom: #5156e8;
$custom-light: #9386f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5156e8",
  "rgb": {
    "r": 81,
    "g": 86,
    "b": 232
  },
  "hsl": {
    "h": 238.013,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.53943,
    "c": 0.21567,
    "h": 275
  },
  "luminance": 0.14231
}

Semantic roles & 50–950 ramp

primary

#5156E8

secondary

#E7E5AE

accent

#D20DD9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #5156E8

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

Preview Lab → · Contrast checker → · Palette generator →