#6573AC#6573AC

#6573AC is a mid, moderate blue. Relative luminance 0.180; OKLCH L 56.8% C 0.090 H 272.7°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#6573AC
RGB	rgb(101, 115, 172)
HSL	hsl(228, 30%, 54%)
HSV	hsv(228, 41%, 67%)
CMYK	cmyk(41.3%, 33.1%, 0%, 32.5%)
CIE-LAB	lab(49.50, 9.71, -32.07)
CIE-LCH	lch(49.50, 33.51, 286.85°)
OKLab	oklab(56.82% 0.0043 -0.0898)
OKLCH	oklch(56.82% 0.09 272.7)
XYZ	xyz(18.9417, 18.0058, 41.4991)
Luminance	0.1801 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6573AC #AC9E65

analogous

#6596AC #6573AC #7A65AC

triadic

#6573AC #AC6573 #73AC65

tetradic

#6573AC #AC6596 #AC9E65 #65AC7A

square

#6573AC #AC6596 #AC9E65 #65AC7A

split-complementary

#6573AC #AC7A65 #96AC65

monochromatic

#353E62 #4A578A #6573AC #8D97C1 #B5BBD7

Accessibility & contrast

On white

4.56

#6573AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#6573AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6573AC

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6573AC	#FFFFFF	#000000	##000000
##6573AC	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6079AE

Deuteranopia (green-blind)

#5A73AB

Tritanopia (blue-blind)

#4E7E88

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #6573ac;
/* rgb */ color: rgb(101, 115, 172);
/* oklch */ color: oklch(56.8% 0.090 272.7);

Tailwind

colors: {
  custom: {
    50: '#949bc5',
    500: '#6573ac',
    950: '#000000',
  },
}

SCSS

$custom: #6573ac;
$custom-light: #949bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#6573ac",
  "rgb": {
    "r": 101,
    "g": 115,
    "b": 172
  },
  "hsl": {
    "h": 228.169,
    "s": 29.958,
    "l": 53.529
  },
  "oklch": {
    "l": 0.56817,
    "c": 0.0899,
    "h": 272.7
  },
  "luminance": 0.18007
}

Semantic roles & 50–950 ramp

primary

#6573AC

secondary

#C6C0A7

accent

#B262C6

background

#F9F9FC

surface

#F2F2F8

border

#CCCCD1

text

#0D0E13

muted

#7E7E82

Preview Lab

Preview with #6573AC

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

Preview Lab → · Contrast checker → · Palette generator →