#5359BB#5359BB

#5359BB is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.1% C 0.152 H 277.0°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#5359BB
RGB	rgb(83, 89, 187)
HSL	hsl(237, 43%, 53%)
HSV	hsv(237, 56%, 73%)
CMYK	cmyk(55.6%, 52.4%, 0%, 26.7%)
CIE-LAB	lab(42.11, 26.22, -52.64)
CIE-LCH	lch(42.11, 58.81, 296.48°)
OKLab	oklab(51.12% 0.0184 -0.1505)
OKLCH	oklch(51.12% 0.152 277)
XYZ	xyz(16.1064, 12.5705, 48.5817)
Luminance	0.1257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5359BB #BBB553

analogous

#538DBB #5359BB #8153BB

triadic

#5359BB #BB5359 #59BB53

tetradic

#5359BB #BB538D #BBB553 #53BB81

square

#5359BB #BB538D #BBB553 #53BB81

split-complementary

#5359BB #BB8153 #8DBB53

monochromatic

#2A2E6A #3B4096 #5359BB #7F83CC #ABAEDE

Accessibility & contrast

On white

5.98

#5359BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#5359BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5359BB

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5359BB	#FFFFFF	#000000	##FFFFFF
##5359BB	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2368BE

Deuteranopia (green-blind)

#0E5FB9

Tritanopia (blue-blind)

#1D6F81

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5359bb;
/* rgb */ color: rgb(83, 89, 187);
/* oklch */ color: oklch(51.1% 0.152 277.0);

Tailwind

colors: {
  custom: {
    50: '#8c87d0',
    500: '#5359bb',
    950: '#000000',
  },
}

SCSS

$custom: #5359bb;
$custom-light: #8c87d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5359bb",
  "rgb": {
    "r": 83,
    "g": 89,
    "b": 187
  },
  "hsl": {
    "h": 236.538,
    "s": 43.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.51121,
    "c": 0.15163,
    "h": 277
  },
  "luminance": 0.12572
}

Semantic roles & 50–950 ramp

primary

#5359BB

secondary

#CBC99E

accent

#CC55D3

background

#F9F8FC

surface

#F1EFF9

border

#CBCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5359BB

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

Preview Lab → · Contrast checker → · Palette generator →