#565BB3#565BB3

#565BB3 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.2% C 0.137 H 277.9°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#565BB3
RGB	rgb(86, 91, 179)
HSL	hsl(237, 38%, 52%)
HSV	hsv(237, 52%, 70%)
CMYK	cmyk(52%, 49.2%, 0%, 29.8%)
CIE-LAB	lab(42.33, 23.00, -47.59)
CIE-LCH	lch(42.33, 52.86, 295.79°)
OKLab	oklab(51.18% 0.0189 -0.1356)
OKLCH	oklch(51.18% 0.137 277.9)
XYZ	xyz(15.7130, 12.7143, 44.2652)
Luminance	0.1272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#565BB3 #B3AE56

analogous

#568AB3 #565BB3 #8056B3

triadic

#565BB3 #B3565B #5BB356

tetradic

#565BB3 #B3568A #B3AE56 #56B380

square

#565BB3 #B3568A #B3AE56 #56B380

split-complementary

#565BB3 #B38056 #8AB356

monochromatic

#2C2F62 #3F438D #565BB3 #8084C6 #AAADD9

Accessibility & contrast

On white

5.93

#565BB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#565BB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #565BB3

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##565BB3	#FFFFFF	#000000	##FFFFFF
##565BB3	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3268B6

Deuteranopia (green-blind)

#2860B1

Tritanopia (blue-blind)

#2F6E7E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #565bb3;
/* rgb */ color: rgb(86, 91, 179);
/* oklch */ color: oklch(51.2% 0.137 277.9);

Tailwind

colors: {
  custom: {
    50: '#8c89ca',
    500: '#565bb3',
    950: '#000000',
  },
}

SCSS

$custom: #565bb3;
$custom-light: #8c89ca;
$custom-dark: #000000;

JSON

{
  "hex": "#565bb3",
  "rgb": {
    "r": 86,
    "g": 91,
    "b": 179
  },
  "hsl": {
    "h": 236.774,
    "s": 37.959,
    "l": 51.961
  },
  "oklch": {
    "l": 0.51178,
    "c": 0.13689,
    "h": 277.9
  },
  "luminance": 0.12715
}

Semantic roles & 50–950 ramp

primary

#565BB3

secondary

#C7C59E

accent

#C85ACE

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0D0B13

muted

#7D7C82

Preview Lab

Preview with #565BB3

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

Preview Lab → · Contrast checker → · Palette generator →