#565BB0#565BB0

#565BB0 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.0% C 0.133 H 278.1°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#565BB0
RGB	rgb(86, 91, 176)
HSL	hsl(237, 36%, 51%)
HSV	hsv(237, 51%, 69%)
CMYK	cmyk(51.1%, 48.3%, 0%, 31%)
CIE-LAB	lab(42.15, 22.03, -46.12)
CIE-LCH	lch(42.15, 51.12, 295.53°)
OKLab	oklab(50.98% 0.0186 -0.1313)
OKLCH	oklch(50.98% 0.133 278.1)
XYZ	xyz(15.4129, 12.5943, 42.6847)
Luminance	0.1260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#565BB0 #B0AB56

analogous

#5688B0 #565BB0 #7E56B0

triadic

#565BB0 #B0565B #5BB056

tetradic

#565BB0 #B05688 #B0AB56 #56B07E

square

#565BB0 #B05688 #B0AB56 #56B07E

split-complementary

#565BB0 #B07E56 #88B056

monochromatic

#2C2F5F #404489 #565BB0 #8083C3 #A9ACD7

Accessibility & contrast

On white

5.97

#565BB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#565BB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #565BB0

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##565BB0	#FFFFFF	#000000	##FFFFFF
##565BB0	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3567B3

Deuteranopia (green-blind)

#2C60AE

Tritanopia (blue-blind)

#316D7D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #565bb0;
/* rgb */ color: rgb(86, 91, 176);
/* oklch */ color: oklch(51.0% 0.133 278.1);

Tailwind

colors: {
  custom: {
    50: '#8c89c8',
    500: '#565bb0',
    950: '#000000',
  },
}

SCSS

$custom: #565bb0;
$custom-light: #8c89c8;
$custom-dark: #000000;

JSON

{
  "hex": "#565bb0",
  "rgb": {
    "r": 86,
    "g": 91,
    "b": 176
  },
  "hsl": {
    "h": 236.667,
    "s": 36.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.50979,
    "c": 0.13258,
    "h": 278.1
  },
  "luminance": 0.12595
}

Semantic roles & 50–950 ramp

primary

#565BB0

secondary

#C5C39D

accent

#C65CCC

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #565BB0

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

Preview Lab → · Contrast checker → · Palette generator →