#5358BB#5358BB

#5358BB is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.9% C 0.153 H 277.3°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#5358BB
RGB	rgb(83, 88, 187)
HSL	hsl(237, 43%, 53%)
HSV	hsv(237, 56%, 73%)
CMYK	cmyk(55.6%, 52.9%, 0%, 26.7%)
CIE-LAB	lab(41.85, 26.85, -53.05)
CIE-LCH	lch(41.85, 59.46, 296.84°)
OKLab	oklab(50.93% 0.0195 -0.1517)
OKLCH	oklch(50.93% 0.153 277.3)
XYZ	xyz(16.0238, 12.4052, 48.5541)
Luminance	0.1241 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5358BB #BBB653

analogous

#538CBB #5358BB #8253BB

triadic

#5358BB #BB5358 #58BB53

tetradic

#5358BB #BB538C #BBB653 #53BB82

square

#5358BB #BB538C #BBB653 #53BB82

split-complementary

#5358BB #BB8253 #8CBB53

monochromatic

#2A2D6A #3B4096 #5358BB #7F83CC #ABADDE

Accessibility & contrast

On white

6.03

#5358BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#5358BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5358BB

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5358BB	#FFFFFF	#000000	##FFFFFF
##5358BB	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2067BE

Deuteranopia (green-blind)

#085FB9

Tritanopia (blue-blind)

#1D6E81

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5358bb;
/* rgb */ color: rgb(83, 88, 187);
/* oklch */ color: oklch(50.9% 0.153 277.3);

Tailwind

colors: {
  custom: {
    50: '#8c87d0',
    500: '#5358bb',
    950: '#000000',
  },
}

SCSS

$custom: #5358bb;
$custom-light: #8c87d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5358bb",
  "rgb": {
    "r": 83,
    "g": 88,
    "b": 187
  },
  "hsl": {
    "h": 237.115,
    "s": 43.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.50929,
    "c": 0.15298,
    "h": 277.3
  },
  "luminance": 0.12406
}

Semantic roles & 50–950 ramp

primary

#5358BB

secondary

#CBC99E

accent

#CD55D3

background

#F9F8FC

surface

#F1EFF9

border

#CBCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5358BB

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

Preview Lab → · Contrast checker → · Palette generator →