#6580BB#6580BB

#6580BB is a mid, moderate blue. Relative luminance 0.218; OKLCH L 60.4% C 0.096 H 264.9°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#6580BB
RGB	rgb(101, 128, 187)
HSL	hsl(221, 39%, 56%)
HSV	hsv(221, 46%, 73%)
CMYK	cmyk(46%, 31.6%, 0%, 26.7%)
CIE-LAB	lab(53.81, 6.36, -34.00)
CIE-LCH	lch(53.81, 34.59, 280.59°)
OKLab	oklab(60.38% -0.0085 -0.0953)
OKLCH	oklch(60.38% 0.096 264.9)
XYZ	xyz(22.0528, 21.7916, 50.0482)
Luminance	0.2179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6580BB #BBA065

analogous

#65ABBB #6580BB #7565BB

triadic

#6580BB #BB6580 #80BB65

tetradic

#6580BB #BB65AB #BBA065 #65BB75

square

#6580BB #BB65AB #BBA065 #65BB75

split-complementary

#6580BB #BB7565 #ABBB65

monochromatic

#334773 #45619D #6580BB #8FA3CE #BAC6E0

Accessibility & contrast

On white

3.92

#6580BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#6580BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6580BB

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6580BB	#FFFFFF	#000000	##000000
##6580BB	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A85BD

Deuteranopia (green-blind)

#617DBA

Tritanopia (blue-blind)

#448C95

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #6580bb;
/* rgb */ color: rgb(101, 128, 187);
/* oklch */ color: oklch(60.4% 0.096 264.9);

Tailwind

colors: {
  custom: {
    50: '#95a4cf',
    500: '#6580bb',
    950: '#000000',
  },
}

SCSS

$custom: #6580bb;
$custom-light: #95a4cf;
$custom-dark: #000000;

JSON

{
  "hex": "#6580bb",
  "rgb": {
    "r": 101,
    "g": 128,
    "b": 187
  },
  "hsl": {
    "h": 221.163,
    "s": 38.739,
    "l": 56.471
  },
  "oklch": {
    "l": 0.60382,
    "c": 0.09572,
    "h": 264.9
  },
  "luminance": 0.21793
}

Semantic roles & 50–950 ramp

primary

#6580BB

secondary

#D0C4AC

accent

#AA59CF

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E0F14

muted

#7E7F82

Preview Lab

Preview with #6580BB

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

Preview Lab → · Contrast checker → · Palette generator →