#5B5FFF#5B5FFF

#5B5FFF is a mid, highly saturated blue. Relative luminance 0.176; OKLCH L 58.0% C 0.232 H 275.3°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#5B5FFF
RGB	rgb(91, 95, 255)
HSL	hsl(239, 100%, 68%)
HSV	hsv(239, 64%, 100%)
CMYK	cmyk(64.3%, 62.7%, 0%, 0%)
CIE-LAB	lab(49.04, 46.10, -80.04)
CIE-LCH	lch(49.04, 92.36, 299.94°)
OKLab	oklab(57.95% 0.0216 -0.2308)
OKLCH	oklch(57.95% 0.232 275.3)
XYZ	xyz(26.4507, 17.6263, 96.5967)
Luminance	0.1763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5FFF #FFFB5B

analogous

#5BB1FF #5B5FFF #A95BFF

triadic

#5B5FFF #FF5B5F #5FFF5B

tetradic

#5B5FFF #FF5BB1 #FFFB5B #5BFFA9

square

#5B5FFF #FF5BB1 #FFFB5B #5BFFA9

split-complementary

#5B5FFF #FFA95B #B1FF5B

monochromatic

#0005E0 #1E23FF #5B5FFF #989BFF #D5D6FF

Accessibility & contrast

On white

4.64

#5B5FFF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#5B5FFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5FFF

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5FFF	#FFFFFF	#000000	##FFFFFF
##5B5FFF	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007CFF

Deuteranopia (green-blind)

#006DFC

Tritanopia (blue-blind)

#0088A6

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5b5fff;
/* rgb */ color: rgb(91, 95, 255);
/* oklch */ color: oklch(58.0% 0.232 275.3);

Tailwind

colors: {
  custom: {
    50: '#9b8dff',
    500: '#5b5fff',
    950: '#000000',
  },
}

SCSS

$custom: #5b5fff;
$custom-light: #9b8dff;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5fff",
  "rgb": {
    "r": 91,
    "g": 95,
    "b": 255
  },
  "hsl": {
    "h": 238.537,
    "s": 100,
    "l": 67.843
  },
  "oklch": {
    "l": 0.57953,
    "c": 0.2318,
    "h": 275.3
  },
  "luminance": 0.17629
}

Semantic roles & 50–950 ramp

primary

#5B5FFF

secondary

#F4F3C2

accent

#E000E6

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100C18

muted

#7F7D86

Preview Lab

Preview with #5B5FFF

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

Preview Lab → · Contrast checker → · Palette generator →