#5B5CC8#5B5CC8

#5B5CC8 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.2% C 0.164 H 278.9°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#5B5CC8
RGB	rgb(91, 92, 200)
HSL	hsl(239, 50%, 57%)
HSV	hsv(239, 55%, 78%)
CMYK	cmyk(54.5%, 54%, 0%, 21.6%)
CIE-LAB	lab(44.30, 30.18, -56.62)
CIE-LCH	lch(44.30, 64.16, 298.06°)
OKLab	oklab(53.19% 0.0252 -0.162)
OKLCH	oklch(53.19% 0.164 278.9)
XYZ	xyz(18.5636, 14.0474, 56.3656)
Luminance	0.1405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5CC8 #C8C75B

analogous

#5B92C8 #5B5CC8 #915BC8

triadic

#5B5CC8 #C85B5C #5CC85B

tetradic

#5B5CC8 #C85B92 #C8C75B #5BC891

square

#5B5CC8 #C85B92 #C8C75B #5BC891

split-complementary

#5B5CC8 #C8915B #92C85B

monochromatic

#2A2B7E #3A3BAC #5B5CC8 #898AD7 #B7B7E7

Accessibility & contrast

On white

5.51

#5B5CC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#5B5CC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5CC8

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5CC8	#FFFFFF	#000000	##FFFFFF
##5B5CC8	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A6DCC

Deuteranopia (green-blind)

#0064C6

Tritanopia (blue-blind)

#277589

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5b5cc8;
/* rgb */ color: rgb(91, 92, 200);
/* oklch */ color: oklch(53.2% 0.164 278.9);

Tailwind

colors: {
  custom: {
    50: '#928ad9',
    500: '#5b5cc8',
    950: '#000000',
  },
}

SCSS

$custom: #5b5cc8;
$custom-light: #928ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5cc8",
  "rgb": {
    "r": 91,
    "g": 92,
    "b": 200
  },
  "hsl": {
    "h": 239.45,
    "s": 49.772,
    "l": 57.059
  },
  "oklch": {
    "l": 0.53185,
    "c": 0.16394,
    "h": 278.9
  },
  "luminance": 0.14049
}

Semantic roles & 50–950 ramp

primary

#5B5CC8

secondary

#D6D5A9

accent

#D84FD9

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5B5CC8

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

Preview Lab → · Contrast checker → · Palette generator →