#565FFB#565FFB

#565FFB is a mid, highly saturated blue. Relative luminance 0.171; OKLCH L 57.3% C 0.228 H 274.1°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#565FFB
RGB	rgb(86, 95, 251)
HSL	hsl(237, 95%, 66%)
HSV	hsv(237, 66%, 98%)
CMYK	cmyk(65.7%, 62.2%, 0%, 1.6%)
CIE-LAB	lab(48.42, 44.13, -78.84)
CIE-LCH	lch(48.42, 90.35, 299.24°)
OKLab	oklab(57.32% 0.0163 -0.2274)
OKLCH	oklch(57.32% 0.228 274.1)
XYZ	xyz(25.3368, 17.1256, 93.2184)
Luminance	0.1713 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#565FFB #FBF256

analogous

#56B1FB #565FFB #9F56FB

triadic

#565FFB #FB565F #5FFB56

tetradic

#565FFB #FB56B1 #FBF256 #56FB9F

square

#565FFB #FB56B1 #FBF256 #56FB9F

split-complementary

#565FFB #FB9F56 #B1FB56

monochromatic

#0510D2 #1A26FA #565FFB #9298FC #CED0FE

Accessibility & contrast

On white

4.75

#565FFB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#565FFB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #565FFB

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##565FFB	#FFFFFF	#000000	##FFFFFF
##565FFB	1.00	4.75	4.43	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007BFF

Deuteranopia (green-blind)

#006CF8

Tritanopia (blue-blind)

#0087A4

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #565ffb;
/* rgb */ color: rgb(86, 95, 251);
/* oklch */ color: oklch(57.3% 0.228 274.1);

Tailwind

colors: {
  custom: {
    50: '#988cfe',
    500: '#565ffb',
    950: '#000000',
  },
}

SCSS

$custom: #565ffb;
$custom-light: #988cfe;
$custom-dark: #000000;

JSON

{
  "hex": "#565ffb",
  "rgb": {
    "r": 86,
    "g": 95,
    "b": 251
  },
  "hsl": {
    "h": 236.727,
    "s": 95.376,
    "l": 66.078
  },
  "oklch": {
    "l": 0.57319,
    "c": 0.22799,
    "h": 274.1
  },
  "luminance": 0.17128
}

Semantic roles & 50–950 ramp

primary

#565FFB

secondary

#F2EFBB

accent

#D900E6

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0C18

muted

#7F7D86

Preview Lab

Preview with #565FFB

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

Preview Lab → · Contrast checker → · Palette generator →