#5B5CD9#5B5CD9

#5B5CD9 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.4% C 0.187 H 277.9°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#5B5CD9
RGB	rgb(91, 92, 217)
HSL	hsl(240, 62%, 60%)
HSV	hsv(240, 58%, 85%)
CMYK	cmyk(58.1%, 57.6%, 0%, 14.9%)
CIE-LAB	lab(45.48, 35.65, -64.47)
CIE-LCH	lch(45.48, 73.67, 298.94°)
OKLab	oklab(54.44% 0.0256 -0.1851)
OKLCH	oklch(54.44% 0.187 277.9)
XYZ	xyz(20.6619, 14.8867, 67.4168)
Luminance	0.1489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5CD9 #D9D85B

analogous

#5B9BD9 #5B5CD9 #995BD9

triadic

#5B5CD9 #D95B5C #5CD95B

tetradic

#5B5CD9 #D95B9B #D9D85B #5BD999

square

#5B5CD9 #D95B9B #D9D85B #5BD999

split-complementary

#5B5CD9 #D9995B #9BD95B

monochromatic

#232497 #2E30C8 #5B5CD9 #8D8DE5 #BEBFF0

Accessibility & contrast

On white

5.28

#5B5CD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#5B5CD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5CD9

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5CD9	#FFFFFF	#000000	##FFFFFF
##5B5CD9	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DD

Deuteranopia (green-blind)

#0066D6

Tritanopia (blue-blind)

#007A92

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #5b5cd9;
/* rgb */ color: rgb(91, 92, 217);
/* oklch */ color: oklch(54.4% 0.187 277.9);

Tailwind

colors: {
  custom: {
    50: '#948ae6',
    500: '#5b5cd9',
    950: '#000000',
  },
}

SCSS

$custom: #5b5cd9;
$custom-light: #948ae6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5cd9",
  "rgb": {
    "r": 91,
    "g": 92,
    "b": 217
  },
  "hsl": {
    "h": 239.524,
    "s": 62.376,
    "l": 60.392
  },
  "oklch": {
    "l": 0.54435,
    "c": 0.18683,
    "h": 277.9
  },
  "luminance": 0.14888
}

Semantic roles & 50–950 ramp

primary

#5B5CD9

secondary

#E0E0B0

accent

#C91BCA

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5B5CD9

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

Preview Lab → · Contrast checker → · Palette generator →