#6573CA#6573CA

#6573CA is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.5% C 0.134 H 274.6°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#6573CA
RGB	rgb(101, 115, 202)
HSL	hsl(232, 49%, 59%)
HSV	hsv(232, 50%, 79%)
CMYK	cmyk(50%, 43.1%, 0%, 20.8%)
CIE-LAB	lab(51.03, 18.81, -46.96)
CIE-LCH	lch(51.03, 50.58, 291.83°)
OKLab	oklab(58.49% 0.0108 -0.1332)
OKLCH	oklch(58.49% 0.134 274.6)
XYZ	xyz(22.1549, 19.2911, 58.4218)
Luminance	0.1929 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6573CA #CABC65

analogous

#65A6CA #6573CA #8A65CA

triadic

#6573CA #CA6573 #73CA65

tetradic

#6573CA #CA65A6 #CABC65 #65CA8A

square

#6573CA #CA65A6 #CABC65 #65CA8A

split-complementary

#6573CA #CA8A65 #A6CA65

monochromatic

#2E3A86 #3E4EB4 #6573CA #939CDA #C0C6E9

Accessibility & contrast

On white

4.32

#6573CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#6573CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6573CA

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6573CA	#FFFFFF	#000000	##000000
##6573CA	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#507ECD

Deuteranopia (green-blind)

#4676C8

Tritanopia (blue-blind)

#3C8695

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #6573ca;
/* rgb */ color: rgb(101, 115, 202);
/* oklch */ color: oklch(58.5% 0.134 274.6);

Tailwind

colors: {
  custom: {
    50: '#979bda',
    500: '#6573ca',
    950: '#000000',
  },
}

SCSS

$custom: #6573ca;
$custom-light: #979bda;
$custom-dark: #000000;

JSON

{
  "hex": "#6573ca",
  "rgb": {
    "r": 101,
    "g": 115,
    "b": 202
  },
  "hsl": {
    "h": 231.683,
    "s": 48.792,
    "l": 59.412
  },
  "oklch": {
    "l": 0.58485,
    "c": 0.1336,
    "h": 274.6
  },
  "luminance": 0.19292
}

Semantic roles & 50–950 ramp

primary

#6573CA

secondary

#D9D4B2

accent

#C54FD8

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #6573CA

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

Preview Lab → · Contrast checker → · Palette generator →