#6558BE#6558BE

#6558BE is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.5% C 0.154 H 285.6°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#6558BE
RGB	rgb(101, 88, 190)
HSL	hsl(248, 44%, 55%)
HSV	hsv(248, 54%, 75%)
CMYK	cmyk(46.8%, 53.7%, 0%, 25.5%)
CIE-LAB	lab(43.45, 31.66, -52.15)
CIE-LCH	lch(43.45, 61.01, 301.26°)
OKLab	oklab(52.54% 0.0415 -0.1486)
OKLCH	oklch(52.54% 0.154 285.6)
XYZ	xyz(18.1481, 13.4630, 50.3476)
Luminance	0.1346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6558BE #B1BE58

analogous

#587EBE #6558BE #9858BE

triadic

#6558BE #BE6558 #58BE65

tetradic

#6558BE #BE587E #B1BE58 #58BE98

square

#6558BE #BE587E #B1BE58 #58BE98

split-complementary

#6558BE #BE9858 #7EBE58

monochromatic

#342C70 #493D9C #6558BE #8E84CF #B6B0E0

Accessibility & contrast

On white

5.69

#6558BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#6558BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6558BE

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6558BE	#FFFFFF	#000000	##FFFFFF
##6558BE	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#236AC2

Deuteranopia (green-blind)

#2064BC

Tritanopia (blue-blind)

#476E82

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #6558be;
/* rgb */ color: rgb(101, 88, 190);
/* oklch */ color: oklch(52.5% 0.154 285.6);

Tailwind

colors: {
  custom: {
    50: '#9787d2',
    500: '#6558be',
    950: '#000000',
  },
}

SCSS

$custom: #6558be;
$custom-light: #9787d2;
$custom-dark: #000000;

JSON

{
  "hex": "#6558be",
  "rgb": {
    "r": 101,
    "g": 88,
    "b": 190
  },
  "hsl": {
    "h": 247.647,
    "s": 43.966,
    "l": 54.51
  },
  "oklch": {
    "l": 0.5254,
    "c": 0.15427,
    "h": 285.6
  },
  "luminance": 0.13464
}

Semantic roles & 50–950 ramp

primary

#6558BE

secondary

#C9CEA3

accent

#D454C3

background

#F9F8FD

surface

#F2EFFA

border

#CCCAD3

text

#0E0B14

muted

#7E7C83

Preview Lab

Preview with #6558BE

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

Preview Lab → · Contrast checker → · Palette generator →