#6558EC#6558EC

#6558EC is a mid, highly saturated blue. Relative luminance 0.158; OKLCH L 56.0% C 0.214 H 280.9°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#6558EC
RGB	rgb(101, 88, 236)
HSL	hsl(245, 80%, 64%)
HSV	hsv(245, 63%, 93%)
CMYK	cmyk(57.2%, 62.7%, 0%, 7.5%)
CIE-LAB	lab(46.71, 45.68, -73.19)
CIE-LCH	lch(46.71, 86.28, 301.97°)
OKLab	oklab(55.97% 0.0405 -0.2105)
OKLCH	oklch(55.97% 0.214 280.9)
XYZ	xyz(23.9921, 15.8007, 81.1262)
Luminance	0.1580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6558EC #DFEC58

analogous

#5895EC #6558EC #AF58EC

triadic

#6558EC #EC6558 #58EC65

tetradic

#6558EC #EC5895 #DFEC58 #58ECAF

square

#6558EC #EC5895 #DFEC58 #58ECAF

split-complementary

#6558EC #ECAF58 #95EC58

monochromatic

#2315B5 #3221E6 #6558EC #988FF2 #CAC6F9

Accessibility & contrast

On white

5.05

#6558EC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#6558EC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6558EC

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6558EC	#FFFFFF	#000000	##FFFFFF
##6558EC	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074F1

Deuteranopia (green-blind)

#0069E9

Tritanopia (blue-blind)

#127D9A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6558ec;
/* rgb */ color: rgb(101, 88, 236);
/* oklch */ color: oklch(56.0% 0.214 280.9);

Tailwind

colors: {
  custom: {
    50: '#9d88f3',
    500: '#6558ec',
    950: '#000000',
  },
}

SCSS

$custom: #6558ec;
$custom-light: #9d88f3;
$custom-dark: #000000;

JSON

{
  "hex": "#6558ec",
  "rgb": {
    "r": 101,
    "g": 88,
    "b": 236
  },
  "hsl": {
    "h": 245.27,
    "s": 79.57,
    "l": 63.529
  },
  "oklch": {
    "l": 0.5597,
    "c": 0.21431,
    "h": 280.9
  },
  "luminance": 0.15802
}

Semantic roles & 50–950 ramp

primary

#6558EC

secondary

#E6EAB6

accent

#DC0AC9

background

#FAF8FF

surface

#F4F0FE

border

#CECBD6

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #6558EC

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

Preview Lab → · Contrast checker → · Palette generator →