#5B50BC#5B50BC

#5B50BC is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.1% C 0.164 H 283.4°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#5B50BC
RGB	rgb(91, 80, 188)
HSL	hsl(246, 45%, 53%)
HSV	hsv(246, 57%, 74%)
CMYK	cmyk(51.6%, 57.4%, 0%, 26.3%)
CIE-LAB	lab(40.56, 33.76, -55.69)
CIE-LCH	lch(40.56, 65.13, 301.22°)
OKLab	oklab(50.14% 0.0379 -0.1593)
OKLCH	oklch(50.14% 0.164 283.4)
XYZ	xyz(16.2574, 11.5914, 48.9479)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B50BC #B1BC50

analogous

#507BBC #5B50BC #9150BC

triadic

#5B50BC #BC5B50 #50BC5B

tetradic

#5B50BC #BC507B #B1BC50 #50BC91

square

#5B50BC #BC507B #B1BC50 #50BC91

split-complementary

#5B50BC #BC9150 #7BBC50

monochromatic

#2F2869 #433996 #5B50BC #847CCD #AEA9DE

Accessibility & contrast

On white

6.33

#5B50BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#5B50BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B50BC

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B50BC	#FFFFFF	#000000	##FFFFFF
##5B50BC	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#005CBA

Tritanopia (blue-blind)

#35697E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #5b50bc;
/* rgb */ color: rgb(91, 80, 188);
/* oklch */ color: oklch(50.1% 0.164 283.4);

Tailwind

colors: {
  custom: {
    50: '#9181d1',
    500: '#5b50bc',
    950: '#000000',
  },
}

SCSS

$custom: #5b50bc;
$custom-light: #9181d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b50bc",
  "rgb": {
    "r": 91,
    "g": 80,
    "b": 188
  },
  "hsl": {
    "h": 246.111,
    "s": 44.628,
    "l": 52.549
  },
  "oklch": {
    "l": 0.50142,
    "c": 0.16379,
    "h": 283.4
  },
  "luminance": 0.11592
}

Semantic roles & 50–950 ramp

primary

#5B50BC

secondary

#C7CB9C

accent

#D453C7

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #5B50BC

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

Preview Lab → · Contrast checker → · Palette generator →