#5B50CF#5B50CF

#5B50CF is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.6% C 0.189 H 281.4°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#5B50CF
RGB	rgb(91, 80, 207)
HSL	hsl(245, 57%, 56%)
HSV	hsv(245, 61%, 81%)
CMYK	cmyk(56%, 61.4%, 0%, 18.8%)
CIE-LAB	lab(41.95, 39.69, -64.47)
CIE-LCH	lch(41.95, 75.71, 301.62°)
OKLab	oklab(51.6% 0.0373 -0.1852)
OKLCH	oklch(51.6% 0.189 281.4)
XYZ	xyz(18.4420, 12.4653, 60.4536)
Luminance	0.1247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B50CF #C4CF50

analogous

#5085CF #5B50CF #9B50CF

triadic

#5B50CF #CF5B50 #50CF5B

tetradic

#5B50CF #CF5085 #C4CF50 #50CF9B

square

#5B50CF #CF5085 #C4CF50 #50CF9B

split-complementary

#5B50CF #CF9B50 #85CF50

monochromatic

#2C2381 #3C31B1 #5B50CF #8880DC #B5B0E9

Accessibility & contrast

On white

6.01

#5B50CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#5B50CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B50CF

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B50CF	#FFFFFF	#000000	##FFFFFF
##5B50CF	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D3

Deuteranopia (green-blind)

#005ECC

Tritanopia (blue-blind)

#1F6F88

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5b50cf;
/* rgb */ color: rgb(91, 80, 207);
/* oklch */ color: oklch(51.6% 0.189 281.4);

Tailwind

colors: {
  custom: {
    50: '#9482df',
    500: '#5b50cf',
    950: '#000000',
  },
}

SCSS

$custom: #5b50cf;
$custom-light: #9482df;
$custom-dark: #000000;

JSON

{
  "hex": "#5b50cf",
  "rgb": {
    "r": 91,
    "g": 80,
    "b": 207
  },
  "hsl": {
    "h": 245.197,
    "s": 56.951,
    "l": 56.275
  },
  "oklch": {
    "l": 0.516,
    "c": 0.18888,
    "h": 281.4
  },
  "luminance": 0.12466
}

Semantic roles & 50–950 ramp

primary

#5B50CF

secondary

#D3D8A3

accent

#E048D3

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5B50CF

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

Preview Lab → · Contrast checker → · Palette generator →