#6573B2#6573B2

#6573B2 is a mid, moderate blue. Relative luminance 0.182; OKLCH L 57.1% C 0.099 H 273.4°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX#6573B2
RGBrgb(101, 115, 178)
HSLhsl(229, 33%, 55%)
HSVhsv(229, 43%, 70%)
CMYKcmyk(43.3%, 35.4%, 0%, 30.2%)
CIE-LABlab(49.79, 11.48, -35.11)
CIE-LCHlch(49.79, 36.94, 288.11°)
OKLaboklab(57.13% 0.0058 -0.0986)
OKLCHoklch(57.13% 0.099 273.4)
XYZxyz(19.5310, 18.2415, 44.6027)
Luminance0.1824 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6573B2 #B2A465
analogous
#659AB2 #6573B2 #7E65B2
triadic
#6573B2 #B26573 #73B265
tetradic
#6573B2 #B2659A #B2A465 #65B27E
square
#6573B2 #B2659A #B2A465 #65B27E
split-complementary
#6573B2 #B27E65 #9AB265
monochromatic
#343E68 #495691 #6573B2 #8E98C6 #B7BDDB

Accessibility & contrast

On white

4.52
#6573B2 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.65
#6573B2 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6573B2
4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6573B2#FFFFFF#000000##000000
##6573B21.004.524.654.65
#FFFFFF4.521.0021.0021.00
#0000004.6521.001.001.00
##0000004.6521.001.001.00

Color blindness preview

Protanopia (red-blind)
#5D7AB5
Deuteranopia (green-blind)
#5673B1
Tritanopia (blue-blind)
#4B808A
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #6573b2;
/* rgb */ color: rgb(101, 115, 178);
/* oklch */ color: oklch(57.1% 0.099 273.4);
Tailwind
colors: {
  custom: {
    50: '#949bc9',
    500: '#6573b2',
    950: '#000000',
  },
}
SCSS
$custom: #6573b2;
$custom-light: #949bc9;
$custom-dark: #000000;
JSON
{
  "hex": "#6573b2",
  "rgb": {
    "r": 101,
    "g": 115,
    "b": 178
  },
  "hsl": {
    "h": 229.091,
    "s": 33.333,
    "l": 54.706
  },
  "oklch": {
    "l": 0.57131,
    "c": 0.09877,
    "h": 273.4
  },
  "luminance": 0.18243
}

Semantic roles & 50–950 ramp

primary
#6573B2
secondary
#CAC4A9
accent
#B65EC9
background
#F9F9FC
surface
#F2F2F8
border
#CCCCD1
text
#0D0E13
muted
#7E7E82

Preview Lab

Preview with #6573B2

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

Preview Lab → · Contrast checker → · Palette generator →

#6573B2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva