#5657BF#5657BF

#5657BF is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.2% C 0.159 H 278.8°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#5657BF
RGB	rgb(86, 87, 191)
HSL	hsl(239, 45%, 54%)
HSV	hsv(239, 55%, 75%)
CMYK	cmyk(55%, 54.5%, 0%, 25.1%)
CIE-LAB	lab(42.09, 29.38, -55.00)
CIE-LCH	lch(42.09, 62.35, 298.11°)
OKLab	oklab(51.24% 0.0243 -0.1574)
OKLCH	oklch(51.24% 0.159 278.8)
XYZ	xyz(16.6470, 12.5553, 50.8263)
Luminance	0.1256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5657BF #BFBE56

analogous

#568BBF #5657BF #8A56BF

triadic

#5657BF #BF5657 #57BF56

tetradic

#5657BF #BF568B #BFBE56 #56BF8A

square

#5657BF #BF568B #BFBE56 #56BF8A

split-complementary

#5657BF #BF8A56 #8BBF56

monochromatic

#2A2B70 #3B3C9D #5657BF #8283D0 #AFAFE1

Accessibility & contrast

On white

5.98

#5657BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#5657BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5657BF

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5657BF	#FFFFFF	#000000	##FFFFFF
##5657BF	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)

#1568C3

Deuteranopia (green-blind)

#005FBD

Tritanopia (blue-blind)

#226F82

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5657bf;
/* rgb */ color: rgb(86, 87, 191);
/* oklch */ color: oklch(51.2% 0.159 278.8);

Tailwind

colors: {
  custom: {
    50: '#8e86d3',
    500: '#5657bf',
    950: '#000000',
  },
}

SCSS

$custom: #5657bf;
$custom-light: #8e86d3;
$custom-dark: #000000;

JSON

{
  "hex": "#5657bf",
  "rgb": {
    "r": 86,
    "g": 87,
    "b": 191
  },
  "hsl": {
    "h": 239.429,
    "s": 45.064,
    "l": 54.314
  },
  "oklch": {
    "l": 0.51244,
    "c": 0.15925,
    "h": 278.8
  },
  "luminance": 0.12556
}

Semantic roles & 50–950 ramp

primary

#5657BF

secondary

#CFCEA2

accent

#D453D5

background

#F9F8FD

surface

#F1EFFA

border

#CBCAD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #5657BF

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

Preview Lab → · Contrast checker → · Palette generator →