#6566A0#6566A0

#6566A0 is a mid, moderate blue. Relative luminance 0.148; OKLCH L 53.4% C 0.090 H 282.1°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#6566A0
RGB	rgb(101, 102, 160)
HSL	hsl(239, 24%, 51%)
HSV	hsv(239, 37%, 63%)
CMYK	cmyk(36.9%, 36.2%, 0%, 37.3%)
CIE-LAB	lab(45.37, 14.19, -31.51)
CIE-LCH	lch(45.37, 34.56, 294.24°)
OKLab	oklab(53.44% 0.019 -0.0882)
OKLCH	oklch(53.44% 0.09 282.1)
XYZ	xyz(16.4616, 14.8069, 35.2416)
Luminance	0.1481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6566A0 #A09F65

analogous

#6583A0 #6566A0 #8165A0

triadic

#6566A0 #A06566 #66A065

tetradic

#6566A0 #A06583 #A09F65 #65A081

square

#6566A0 #A06583 #A09F65 #65A081

split-complementary

#6566A0 #A08165 #83A065

monochromatic

#353556 #4C4D7C #6566A0 #8B8CB7 #B1B1CF

Accessibility & contrast

On white

5.30

#6566A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#6566A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6566A0

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6566A0	#FFFFFF	#000000	##FFFFFF
##6566A0	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#546DA2

Deuteranopia (green-blind)

#51699F

Tritanopia (blue-blind)

#55717B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #6566a0;
/* rgb */ color: rgb(101, 102, 160);
/* oklch */ color: oklch(53.4% 0.090 282.1);

Tailwind

colors: {
  custom: {
    50: '#9391bc',
    500: '#6566a0',
    950: '#000000',
  },
}

SCSS

$custom: #6566a0;
$custom-light: #9391bc;
$custom-dark: #000000;

JSON

{
  "hex": "#6566a0",
  "rgb": {
    "r": 101,
    "g": 102,
    "b": 160
  },
  "hsl": {
    "h": 238.983,
    "s": 23.695,
    "l": 51.176
  },
  "oklch": {
    "l": 0.53443,
    "c": 0.09021,
    "h": 282.1
  },
  "luminance": 0.14808
}

Semantic roles & 50–950 ramp

primary

#6566A0

secondary

#BDBDA3

accent

#BF68C0

background

#F9F8FB

surface

#F1F0F6

border

#CBCBD0

text

#0D0C12

muted

#7E7D81

Preview Lab

Preview with #6566A0

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

Preview Lab → · Contrast checker → · Palette generator →