#6573CC#6573CC

#6573CC is a mid, vivid blue. Relative luminance 0.194; OKLCH L 58.6% C 0.136 H 274.7°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#6573CC
RGB	rgb(101, 115, 204)
HSL	hsl(232, 50%, 60%)
HSV	hsv(232, 50%, 80%)
CMYK	cmyk(50.5%, 43.6%, 0%, 20%)
CIE-LAB	lab(51.14, 19.43, -47.92)
CIE-LCH	lch(51.14, 51.71, 292.07°)
OKLab	oklab(58.61% 0.0111 -0.136)
OKLCH	oklch(58.61% 0.136 274.7)
XYZ	xyz(22.3932, 19.3864, 59.6770)
Luminance	0.1939 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6573CC #CCBE65

analogous

#65A6CC #6573CC #8B65CC

triadic

#6573CC #CC6573 #73CC65

tetradic

#6573CC #CC65A6 #CCBE65 #65CC8B

square

#6573CC #CC65A6 #CCBE65 #65CC8B

split-complementary

#6573CC #CC8B65 #A6CC65

monochromatic

#2D3A89 #3D4DB7 #6573CC #939DDB #C1C7EA

Accessibility & contrast

On white

4.31

#6573CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#6573CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6573CC

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6573CC	#FFFFFF	#000000	##000000
##6573CC	1.00	4.31	4.88	4.88
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E7ECF

Deuteranopia (green-blind)

#4476CA

Tritanopia (blue-blind)

#3A8695

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #6573cc;
/* rgb */ color: rgb(101, 115, 204);
/* oklch */ color: oklch(58.6% 0.136 274.7);

Tailwind

colors: {
  custom: {
    50: '#979bdc',
    500: '#6573cc',
    950: '#000000',
  },
}

SCSS

$custom: #6573cc;
$custom-light: #979bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#6573cc",
  "rgb": {
    "r": 101,
    "g": 115,
    "b": 204
  },
  "hsl": {
    "h": 231.845,
    "s": 50.244,
    "l": 59.804
  },
  "oklch": {
    "l": 0.58605,
    "c": 0.13645,
    "h": 274.7
  },
  "luminance": 0.19388
}

Semantic roles & 50–950 ramp

primary

#6573CC

secondary

#DAD5B2

accent

#C74EDA

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #6573CC

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

Preview Lab → · Contrast checker → · Palette generator →