#6561BB#6561BB

#6561BB is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.0% C 0.137 H 282.8°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#6561BB
RGB	rgb(101, 97, 187)
HSL	hsl(243, 40%, 56%)
HSV	hsv(243, 48%, 73%)
CMYK	cmyk(46%, 48.1%, 0%, 26.7%)
CIE-LAB	lab(45.50, 25.24, -47.12)
CIE-LCH	lch(45.50, 53.46, 298.17°)
OKLab	oklab(54.02% 0.0304 -0.1338)
OKLCH	oklch(54.02% 0.137 282.8)
XYZ	xyz(18.6085, 14.9031, 48.9002)
Luminance	0.1490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6561BB #B7BB61

analogous

#618ABB #6561BB #9261BB

triadic

#6561BB #BB6561 #61BB65

tetradic

#6561BB #BB618A #B7BB61 #61BB92

square

#6561BB #BB618A #B7BB61 #61BB92

split-complementary

#6561BB #BB9261 #8ABB61

monochromatic

#333171 #47439C #6561BB #8F8CCD #B8B7E0

Accessibility & contrast

On white

5.28

#6561BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#6561BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6561BB

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6561BB	#FFFFFF	#000000	##FFFFFF
##6561BB	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B6FBE

Deuteranopia (green-blind)

#3669B9

Tritanopia (blue-blind)

#487485

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #6561bb;
/* rgb */ color: rgb(101, 97, 187);
/* oklch */ color: oklch(54.0% 0.137 282.8);

Tailwind

colors: {
  custom: {
    50: '#968ed0',
    500: '#6561bb',
    950: '#000000',
  },
}

SCSS

$custom: #6561bb;
$custom-light: #968ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#6561bb",
  "rgb": {
    "r": 101,
    "g": 97,
    "b": 187
  },
  "hsl": {
    "h": 242.667,
    "s": 39.823,
    "l": 55.686
  },
  "oklch": {
    "l": 0.54015,
    "c": 0.13719,
    "h": 282.8
  },
  "luminance": 0.14904
}

Semantic roles & 50–950 ramp

primary

#6561BB

secondary

#CDCFA9

accent

#D058CA

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0E0C14

muted

#7E7D82

Preview Lab

Preview with #6561BB

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

Preview Lab → · Contrast checker → · Palette generator →