#6565DD#6565DD

#6565DD is a mid, vivid blue. Relative luminance 0.173; OKLCH L 57.0% C 0.179 H 279.1°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#6565DD
RGB	rgb(101, 101, 221)
HSL	hsl(240, 64%, 63%)
HSV	hsv(240, 54%, 87%)
CMYK	cmyk(54.3%, 54.3%, 0%, 13.3%)
CIE-LAB	lab(48.63, 33.32, -61.61)
CIE-LCH	lch(48.63, 70.04, 298.40°)
OKLab	oklab(57.04% 0.0283 -0.1763)
OKLCH	oklch(57.04% 0.179 279.1)
XYZ	xyz(23.0676, 17.2930, 70.5150)
Luminance	0.1729 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6565DD #DDDD65

analogous

#65A1DD #6565DD #A165DD

triadic

#6565DD #DD6565 #65DD65

tetradic

#6565DD #DD65A1 #DDDD65 #65DDA1

square

#6565DD #DD65A1 #DDDD65 #65DDA1

split-complementary

#6565DD #DDA165 #A1DD65

monochromatic

#2424A4 #3333D2 #6565DD #9797E8 #C9C9F3

Accessibility & contrast

On white

4.71

#6565DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#6565DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6565DD

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6565DD	#FFFFFF	#000000	##FFFFFF
##6565DD	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1778E1

Deuteranopia (green-blind)

#006FDA

Tritanopia (blue-blind)

#2B8097

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #6565dd;
/* rgb */ color: rgb(101, 101, 221);
/* oklch */ color: oklch(57.0% 0.179 279.1);

Tailwind

colors: {
  custom: {
    50: '#9a91e8',
    500: '#6565dd',
    950: '#000000',
  },
}

SCSS

$custom: #6565dd;
$custom-light: #9a91e8;
$custom-dark: #000000;

JSON

{
  "hex": "#6565dd",
  "rgb": {
    "r": 101,
    "g": 101,
    "b": 221
  },
  "hsl": {
    "h": 240,
    "s": 63.83,
    "l": 63.137
  },
  "oklch": {
    "l": 0.57044,
    "c": 0.17859,
    "h": 279.1
  },
  "luminance": 0.17295
}

Semantic roles & 50–950 ramp

primary

#6565DD

secondary

#E4E4B9

accent

#CC1ACC

background

#FAF8FE

surface

#F3F0FD

border

#CDCBD5

text

#0F0C16

muted

#7F7D84

Preview Lab

Preview with #6565DD

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

Preview Lab → · Contrast checker → · Palette generator →