#565BB6#565BB6

#565BB6 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.4% C 0.141 H 277.8°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#565BB6
RGB	rgb(86, 91, 182)
HSL	hsl(237, 40%, 53%)
HSV	hsv(237, 53%, 71%)
CMYK	cmyk(52.7%, 50%, 0%, 28.6%)
CIE-LAB	lab(42.52, 23.96, -49.05)
CIE-LCH	lch(42.52, 54.59, 296.04°)
OKLab	oklab(51.38% 0.0192 -0.1399)
OKLCH	oklch(51.38% 0.141 277.8)
XYZ	xyz(16.0197, 12.8370, 45.8806)
Luminance	0.1284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#565BB6 #B6B156

analogous

#568BB6 #565BB6 #8156B6

triadic

#565BB6 #B6565B #5BB656

tetradic

#565BB6 #B6568B #B6B156 #56B681

square

#565BB6 #B6568B #B6B156 #56B681

split-complementary

#565BB6 #B68156 #8BB656

monochromatic

#2C2F66 #3E4390 #565BB6 #8184C8 #ABAEDB

Accessibility & contrast

On white

5.89

#565BB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#565BB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #565BB6

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##565BB6	#FFFFFF	#000000	##FFFFFF
##565BB6	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F68B9

Deuteranopia (green-blind)

#2461B4

Tritanopia (blue-blind)

#2C6F80

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #565bb6;
/* rgb */ color: rgb(86, 91, 182);
/* oklch */ color: oklch(51.4% 0.141 277.8);

Tailwind

colors: {
  custom: {
    50: '#8d89cc',
    500: '#565bb6',
    950: '#000000',
  },
}

SCSS

$custom: #565bb6;
$custom-light: #8d89cc;
$custom-dark: #000000;

JSON

{
  "hex": "#565bb6",
  "rgb": {
    "r": 86,
    "g": 91,
    "b": 182
  },
  "hsl": {
    "h": 236.875,
    "s": 39.669,
    "l": 52.549
  },
  "oklch": {
    "l": 0.51379,
    "c": 0.14118,
    "h": 277.8
  },
  "luminance": 0.12838
}

Semantic roles & 50–950 ramp

primary

#565BB6

secondary

#C9C79F

accent

#C958D0

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B13

muted

#7E7C82

Preview Lab

Preview with #565BB6

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

Preview Lab → · Contrast checker → · Palette generator →