#6573CF#6573CF

#6573CF is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.8% C 0.141 H 274.7°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#6573CF
RGB	rgb(101, 115, 207)
HSL	hsl(232, 52%, 60%)
HSV	hsv(232, 51%, 81%)
CMYK	cmyk(51.2%, 44.4%, 0%, 18.8%)
CIE-LAB	lab(51.30, 20.37, -49.36)
CIE-LCH	lch(51.30, 53.40, 292.43°)
OKLab	oklab(58.79% 0.0116 -0.1402)
OKLCH	oklch(58.79% 0.141 274.7)
XYZ	xyz(22.7565, 19.5317, 61.5903)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6573CF #CFC165

analogous

#65A8CF #6573CF #8C65CF

triadic

#6573CF #CF6573 #73CF65

tetradic

#6573CF #CF65A8 #CFC165 #65CF8C

square

#6573CF #CF65A8 #CFC165 #65CF8C

split-complementary

#6573CF #CF8C65 #A8CF65

monochromatic

#2C398D #3B4CBC #6573CF #949DDE #C2C8EC

Accessibility & contrast

On white

4.28

#6573CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#6573CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6573CF

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6573CF	#FFFFFF	#000000	##000000
##6573CF	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7FD2

Deuteranopia (green-blind)

#4176CD

Tritanopia (blue-blind)

#378797

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #6573cf;
/* rgb */ color: rgb(101, 115, 207);
/* oklch */ color: oklch(58.8% 0.141 274.7);

Tailwind

colors: {
  custom: {
    50: '#979bde',
    500: '#6573cf',
    950: '#000000',
  },
}

SCSS

$custom: #6573cf;
$custom-light: #979bde;
$custom-dark: #000000;

JSON

{
  "hex": "#6573cf",
  "rgb": {
    "r": 101,
    "g": 115,
    "b": 207
  },
  "hsl": {
    "h": 232.075,
    "s": 52.475,
    "l": 60.392
  },
  "oklch": {
    "l": 0.58787,
    "c": 0.14071,
    "h": 274.7
  },
  "luminance": 0.19533
}

Semantic roles & 50–950 ramp

primary

#6573CF

secondary

#DCD7B4

accent

#AC26C0

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #6573CF

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

Preview Lab → · Contrast checker → · Palette generator →