#5157E8#5157E8

#5157E8 is a mid, highly saturated blue. Relative luminance 0.144; OKLCH L 54.1% C 0.215 H 274.8°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#5157E8
RGB	rgb(81, 87, 232)
HSL	hsl(238, 77%, 61%)
HSV	hsv(238, 65%, 91%)
CMYK	cmyk(65.1%, 62.5%, 0%, 9%)
CIE-LAB	lab(44.79, 41.99, -74.13)
CIE-LCH	lch(44.79, 85.20, 299.53°)
OKLab	oklab(54.11% 0.0179 -0.2138)
OKLCH	oklch(54.11% 0.215 274.8)
XYZ	xyz(21.3622, 14.3900, 77.9801)
Luminance	0.1439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5157E8 #E8E251

analogous

#51A3E8 #5157E8 #9751E8

triadic

#5157E8 #E85157 #57E851

tetradic

#5157E8 #E851A3 #E8E251 #51E897

square

#5157E8 #E851A3 #E8E251 #51E897

split-complementary

#5157E8 #E89751 #A3E851

monochromatic

#161CA8 #1D25DE #5157E8 #878BEF #BDBFF6

Accessibility & contrast

On white

5.41

#5157E8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#5157E8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5157E8

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5157E8	#FFFFFF	#000000	##FFFFFF
##5157E8	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071ED

Deuteranopia (green-blind)

#0063E5

Tritanopia (blue-blind)

#007C97

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5157e8;
/* rgb */ color: rgb(81, 87, 232);
/* oklch */ color: oklch(54.1% 0.215 274.8);

Tailwind

colors: {
  custom: {
    50: '#9286f0',
    500: '#5157e8',
    950: '#000000',
  },
}

SCSS

$custom: #5157e8;
$custom-light: #9286f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5157e8",
  "rgb": {
    "r": 81,
    "g": 87,
    "b": 232
  },
  "hsl": {
    "h": 237.616,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.54109,
    "c": 0.21452,
    "h": 274.8
  },
  "luminance": 0.14392
}

Semantic roles & 50–950 ramp

primary

#5157E8

secondary

#E7E4AE

accent

#D10DD9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #5157E8

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

Preview Lab → · Contrast checker → · Palette generator →