#5F51EB#5F51EB

#5F51EB is a mid, highly saturated blue. Relative luminance 0.143; OKLCH L 54.4% C 0.222 H 280.1°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#5F51EB
RGB	rgb(95, 81, 235)
HSL	hsl(245, 79%, 62%)
HSV	hsv(245, 66%, 92%)
CMYK	cmyk(59.6%, 65.5%, 0%, 7.8%)
CIE-LAB	lab(44.68, 48.45, -75.96)
CIE-LCH	lch(44.68, 90.10, 302.53°)
OKLab	oklab(54.36% 0.039 -0.2188)
OKLCH	oklch(54.36% 0.222 280.1)
XYZ	xyz(22.6524, 14.3143, 80.1504)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F51EB #DDEB51

analogous

#5190EB #5F51EB #AC51EB

triadic

#5F51EB #EB5F51 #51EB5F

tetradic

#5F51EB #EB5190 #DDEB51 #51EBAC

square

#5F51EB #EB5190 #DDEB51 #51EBAC

split-complementary

#5F51EB #EBAC51 #90EB51

monochromatic

#2214AE #2D1AE5 #5F51EB #9188F1 #C4BFF8

Accessibility & contrast

On white

5.44

#5F51EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#5F51EB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5F51EB

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F51EB	#FFFFFF	#000000	##FFFFFF
##5F51EB	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FF0

Deuteranopia (green-blind)

#0064E8

Tritanopia (blue-blind)

#007997

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5f51eb;
/* rgb */ color: rgb(95, 81, 235);
/* oklch */ color: oklch(54.4% 0.222 280.1);

Tailwind

colors: {
  custom: {
    50: '#9a83f3',
    500: '#5f51eb',
    950: '#000000',
  },
}

SCSS

$custom: #5f51eb;
$custom-light: #9a83f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5f51eb",
  "rgb": {
    "r": 95,
    "g": 81,
    "b": 235
  },
  "hsl": {
    "h": 245.455,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.54355,
    "c": 0.22222,
    "h": 280.1
  },
  "luminance": 0.14316
}

Semantic roles & 50–950 ramp

primary

#5F51EB

secondary

#E3E8B0

accent

#DC0AC9

background

#FAF8FF

surface

#F4EFFE

border

#CECAD6

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5F51EB

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

Preview Lab → · Contrast checker → · Palette generator →