#5F56BB#5F56BB

#5F56BB is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.5% C 0.154 H 283.6°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#5F56BB
RGB	rgb(95, 86, 187)
HSL	hsl(245, 43%, 54%)
HSV	hsv(245, 54%, 73%)
CMYK	cmyk(49.2%, 54%, 0%, 26.7%)
CIE-LAB	lab(42.27, 30.63, -52.33)
CIE-LCH	lch(42.27, 60.64, 300.34°)
OKLab	oklab(51.47% 0.0362 -0.1493)
OKLCH	oklch(51.47% 0.154 283.6)
XYZ	xyz(17.0141, 12.6755, 48.5542)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F56BB #B2BB56

analogous

#567FBB #5F56BB #9156BB

triadic

#5F56BB #BB5F56 #56BB5F

tetradic

#5F56BB #BB567F #B2BB56 #56BB91

square

#5F56BB #BB567F #B2BB56 #56BB91

split-complementary

#5F56BB #BB9156 #7FBB56

monochromatic

#312B6B #453D97 #5F56BB #8882CD #B2ADDE

Accessibility & contrast

On white

5.94

#5F56BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#5F56BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5F56BB

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F56BB	#FFFFFF	#000000	##FFFFFF
##5F56BB	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F67BE

Deuteranopia (green-blind)

#1760B9

Tritanopia (blue-blind)

#3E6C80

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5f56bb;
/* rgb */ color: rgb(95, 86, 187);
/* oklch */ color: oklch(51.5% 0.154 283.6);

Tailwind

colors: {
  custom: {
    50: '#9386d0',
    500: '#5f56bb',
    950: '#000000',
  },
}

SCSS

$custom: #5f56bb;
$custom-light: #9386d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5f56bb",
  "rgb": {
    "r": 95,
    "g": 86,
    "b": 187
  },
  "hsl": {
    "h": 245.347,
    "s": 42.616,
    "l": 53.529
  },
  "oklch": {
    "l": 0.51472,
    "c": 0.15363,
    "h": 283.6
  },
  "luminance": 0.12676
}

Semantic roles & 50–950 ramp

primary

#5F56BB

secondary

#C8CCA1

accent

#D255C7

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0E0B14

muted

#7E7C82

Preview Lab

Preview with #5F56BB

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

Preview Lab → · Contrast checker → · Palette generator →