#5B73D9#5B73D9

#5B73D9 is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.8% C 0.157 H 270.9°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#5B73D9
RGB	rgb(91, 115, 217)
HSL	hsl(229, 62%, 60%)
HSV	hsv(229, 58%, 85%)
CMYK	cmyk(58.1%, 47%, 0%, 14.9%)
CIE-LAB	lab(51.26, 21.51, -55.14)
CIE-LCH	lch(51.26, 59.19, 291.31°)
OKLab	oklab(58.78% 0.0025 -0.1574)
OKLCH	oklch(58.78% 0.157 270.9)
XYZ	xyz(22.9653, 19.4936, 68.1846)
Luminance	0.1950 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B73D9 #D9C15B

analogous

#5BB2D9 #5B73D9 #825BD9

triadic

#5B73D9 #D95B73 #73D95B

tetradic

#5B73D9 #D95BB2 #D9C15B #5BD982

square

#5B73D9 #D95BB2 #D9C15B #5BD982

split-complementary

#5B73D9 #D9825B #B2D95B

monochromatic

#233997 #2E4CC8 #5B73D9 #8D9DE5 #BEC8F0

Accessibility & contrast

On white

4.29

#5B73D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#5B73D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B73D9

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B73D9	#FFFFFF	#000000	##000000
##5B73D9	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4280DD

Deuteranopia (green-blind)

#2E75D7

Tritanopia (blue-blind)

#008A9B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5b73d9;
/* rgb */ color: rgb(91, 115, 217);
/* oklch */ color: oklch(58.8% 0.157 270.9);

Tailwind

colors: {
  custom: {
    50: '#939ae5',
    500: '#5b73d9',
    950: '#000000',
  },
}

SCSS

$custom: #5b73d9;
$custom-light: #939ae5;
$custom-dark: #000000;

JSON

{
  "hex": "#5b73d9",
  "rgb": {
    "r": 91,
    "g": 115,
    "b": 217
  },
  "hsl": {
    "h": 228.571,
    "s": 62.376,
    "l": 60.392
  },
  "oklch": {
    "l": 0.58778,
    "c": 0.15744,
    "h": 270.9
  },
  "luminance": 0.19495
}

Semantic roles & 50–950 ramp

primary

#5B73D9

secondary

#E0D7B0

accent

#A91BCA

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5B73D9

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

Preview Lab → · Contrast checker → · Palette generator →