#6573E1#6573E1

#6573E1 is a mid, vivid blue. Relative luminance 0.205; OKLCH L 59.9% C 0.166 H 274.8°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#6573E1
RGB	rgb(101, 115, 225)
HSL	hsl(233, 67%, 64%)
HSV	hsv(233, 55%, 88%)
CMYK	cmyk(55.1%, 48.9%, 0%, 11.8%)
CIE-LAB	lab(52.36, 26.08, -57.86)
CIE-LCH	lch(52.36, 63.47, 294.26°)
OKLab	oklab(59.93% 0.0139 -0.1652)
OKLCH	oklch(59.93% 0.166 274.8)
XYZ	xyz(25.0838, 20.4627, 73.8475)
Luminance	0.2046 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6573E1 #E1D365

analogous

#65B1E1 #6573E1 #9565E1

triadic

#6573E1 #E16573 #73E165

tetradic

#6573E1 #E165B1 #E1D365 #65E195

square

#6573E1 #E165B1 #E1D365 #65E195

split-complementary

#6573E1 #E19565 #B1E165

monochromatic

#2131AA #3244D7 #6573E1 #98A2EB #CBD0F5

Accessibility & contrast

On white

4.12

#6573E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#6573E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6573E1

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6573E1	#FFFFFF	#000000	##000000
##6573E1	1.00	4.12	5.09	5.09
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D82E5

Deuteranopia (green-blind)

#2B78DF

Tritanopia (blue-blind)

#228C9F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #6573e1;
/* rgb */ color: rgb(101, 115, 225);
/* oklch */ color: oklch(59.9% 0.166 274.8);

Tailwind

colors: {
  custom: {
    50: '#9a9beb',
    500: '#6573e1',
    950: '#000000',
  },
}

SCSS

$custom: #6573e1;
$custom-light: #9a9beb;
$custom-dark: #000000;

JSON

{
  "hex": "#6573e1",
  "rgb": {
    "r": 101,
    "g": 115,
    "b": 225
  },
  "hsl": {
    "h": 233.226,
    "s": 67.391,
    "l": 63.922
  },
  "oklch": {
    "l": 0.59926,
    "c": 0.16577,
    "h": 274.8
  },
  "luminance": 0.20464
}

Semantic roles & 50–950 ramp

primary

#6573E1

secondary

#E7E2BB

accent

#BA16CF

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0E16

muted

#7F7E84

Preview Lab

Preview with #6573E1

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

Preview Lab → · Contrast checker → · Palette generator →