#6558CA#6558CA

#6558CA is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.4% C 0.170 H 284.2°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#6558CA
RGB	rgb(101, 88, 202)
HSL	hsl(247, 52%, 57%)
HSV	hsv(247, 56%, 79%)
CMYK	cmyk(50%, 56.4%, 0%, 20.8%)
CIE-LAB	lab(44.25, 35.28, -57.82)
CIE-LCH	lch(44.25, 67.74, 301.39°)
OKLab	oklab(53.38% 0.0418 -0.1653)
OKLCH	oklch(53.38% 0.17 284.2)
XYZ	xyz(19.5140, 14.0094, 57.5415)
Luminance	0.1401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6558CA #BDCA58

analogous

#5884CA #6558CA #9E58CA

triadic

#6558CA #CA6558 #58CA65

tetradic

#6558CA #CA5884 #BDCA58 #58CA9E

square

#6558CA #CA5884 #BDCA58 #58CA9E

split-complementary

#6558CA #CA9E58 #84CA58

monochromatic

#32287F #4537AE #6558CA #9086D9 #BBB5E7

Accessibility & contrast

On white

5.52

#6558CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#6558CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6558CA

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6558CA	#FFFFFF	#000000	##FFFFFF
##6558CA	1.00	5.52	3.80	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#056CCE

Deuteranopia (green-blind)

#0065C8

Tritanopia (blue-blind)

#3F7288

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #6558ca;
/* rgb */ color: rgb(101, 88, 202);
/* oklch */ color: oklch(53.4% 0.170 284.2);

Tailwind

colors: {
  custom: {
    50: '#9887db',
    500: '#6558ca',
    950: '#000000',
  },
}

SCSS

$custom: #6558ca;
$custom-light: #9887db;
$custom-dark: #000000;

JSON

{
  "hex": "#6558ca",
  "rgb": {
    "r": 101,
    "g": 88,
    "b": 202
  },
  "hsl": {
    "h": 246.842,
    "s": 51.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.53382,
    "c": 0.17048,
    "h": 284.2
  },
  "luminance": 0.1401
}

Semantic roles & 50–950 ramp

primary

#6558CA

secondary

#D1D6A8

accent

#DB4DCB

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #6558CA

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

Preview Lab → · Contrast checker → · Palette generator →