#5B6DBE#5B6DBE

#5B6DBE is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.9% C 0.127 H 272.3°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#5B6DBE
RGB	rgb(91, 109, 190)
HSL	hsl(229, 43%, 55%)
HSV	hsv(229, 52%, 75%)
CMYK	cmyk(52.1%, 42.6%, 0%, 25.5%)
CIE-LAB	lab(48.11, 16.42, -44.75)
CIE-LCH	lch(48.11, 47.67, 290.14°)
OKLab	oklab(55.87% 0.005 -0.127)
OKLCH	oklch(55.87% 0.127 272.3)
XYZ	xyz(19.0743, 16.8779, 50.9579)
Luminance	0.1688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6DBE #BEAC5B

analogous

#5B9EBE #5B6DBE #7B5BBE

triadic

#5B6DBE #BE5B6D #6DBE5B

tetradic

#5B6DBE #BE5B9E #BEAC5B #5BBE7B

square

#5B6DBE #BE5B9E #BEAC5B #5BBE7B

split-complementary

#5B6DBE #BE7B5B #9EBE5B

monochromatic

#2D3972 #3E509D #5B6DBE #8794CF #B3BBE1

Accessibility & contrast

On white

4.80

#5B6DBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#5B6DBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B6DBE

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6DBE	#FFFFFF	#000000	##FFFFFF
##5B6DBE	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C77C1

Deuteranopia (green-blind)

#416EBC

Tritanopia (blue-blind)

#2E7E8C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #5b6dbe;
/* rgb */ color: rgb(91, 109, 190);
/* oklch */ color: oklch(55.9% 0.127 272.3);

Tailwind

colors: {
  custom: {
    50: '#9096d2',
    500: '#5b6dbe',
    950: '#000000',
  },
}

SCSS

$custom: #5b6dbe;
$custom-light: #9096d2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6dbe",
  "rgb": {
    "r": 91,
    "g": 109,
    "b": 190
  },
  "hsl": {
    "h": 229.091,
    "s": 43.231,
    "l": 55.098
  },
  "oklch": {
    "l": 0.55867,
    "c": 0.12708,
    "h": 272.3
  },
  "luminance": 0.16879
}

Semantic roles & 50–950 ramp

primary

#5B6DBE

secondary

#CFC8A6

accent

#BC55D3

background

#F9F9FC

surface

#F1F1F9

border

#CBCBD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #5B6DBE

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

Preview Lab → · Contrast checker → · Palette generator →