#5F51E9#5F51E9

#5F51E9 is a mid, highly saturated blue. Relative luminance 0.142; OKLCH L 54.2% C 0.220 H 280.3°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#5F51E9
RGB	rgb(95, 81, 233)
HSL	hsl(246, 78%, 62%)
HSV	hsv(246, 65%, 91%)
CMYK	cmyk(59.2%, 65.2%, 0%, 8.6%)
CIE-LAB	lab(44.52, 47.83, -75.10)
CIE-LCH	lch(44.52, 89.04, 302.49°)
OKLab	oklab(54.19% 0.0392 -0.2162)
OKLCH	oklch(54.19% 0.22 280.3)
XYZ	xyz(22.3651, 14.1994, 78.6372)
Luminance	0.1420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F51E9 #DBE951

analogous

#518FE9 #5F51E9 #AB51E9

triadic

#5F51E9 #E95F51 #51E95F

tetradic

#5F51E9 #E9518F #DBE951 #51E9AB

square

#5F51E9 #E9518F #DBE951 #51E9AB

split-complementary

#5F51E9 #E9AB51 #8FE951

monochromatic

#2316AA #2E1CE0 #5F51E9 #9187F0 #C3BEF7

Accessibility & contrast

On white

5.47

#5F51E9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#5F51E9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5F51E9

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F51E9	#FFFFFF	#000000	##FFFFFF
##5F51E9	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FEE

Deuteranopia (green-blind)

#0063E6

Tritanopia (blue-blind)

#007896

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5f51e9;
/* rgb */ color: rgb(95, 81, 233);
/* oklch */ color: oklch(54.2% 0.220 280.3);

Tailwind

colors: {
  custom: {
    50: '#9a83f1',
    500: '#5f51e9',
    950: '#000000',
  },
}

SCSS

$custom: #5f51e9;
$custom-light: #9a83f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5f51e9",
  "rgb": {
    "r": 95,
    "g": 81,
    "b": 233
  },
  "hsl": {
    "h": 245.526,
    "s": 77.551,
    "l": 61.569
  },
  "oklch": {
    "l": 0.54186,
    "c": 0.21977,
    "h": 280.3
  },
  "luminance": 0.14201
}

Semantic roles & 50–950 ramp

primary

#5F51E9

secondary

#E2E7AF

accent

#DA0CC7

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5F51E9

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

Preview Lab → · Contrast checker → · Palette generator →