#6558EF#6558EF

#6558EF is a mid, highly saturated blue. Relative luminance 0.160; OKLCH L 56.2% C 0.218 H 280.6°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#6558EF
RGB	rgb(101, 88, 239)
HSL	hsl(245, 83%, 64%)
HSV	hsv(245, 63%, 94%)
CMYK	cmyk(57.7%, 63.2%, 0%, 6.3%)
CIE-LAB	lab(46.94, 46.60, -74.50)
CIE-LCH	lch(46.94, 87.87, 302.03°)
OKLab	oklab(56.21% 0.0402 -0.2143)
OKLCH	oklch(56.21% 0.218 280.6)
XYZ	xyz(24.4316, 15.9765, 83.4410)
Luminance	0.1598 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6558EF #E2EF58

analogous

#5896EF #6558EF #B158EF

triadic

#6558EF #EF6558 #58EF65

tetradic

#6558EF #EF5896 #E2EF58 #58EFB1

square

#6558EF #EF5896 #E2EF58 #58EFB1

split-complementary

#6558EF #EFB158 #96EF58

monochromatic

#2012BB #3220EA #6558EF #9990F4 #CCC8FA

Accessibility & contrast

On white

5.01

#6558EF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#6558EF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6558EF

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6558EF	#FFFFFF	#000000	##FFFFFF
##6558EF	1.00	5.01	4.20	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075F4

Deuteranopia (green-blind)

#006AEC

Tritanopia (blue-blind)

#057E9C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6558ef;
/* rgb */ color: rgb(101, 88, 239);
/* oklch */ color: oklch(56.2% 0.218 280.6);

Tailwind

colors: {
  custom: {
    50: '#9d88f5',
    500: '#6558ef',
    950: '#000000',
  },
}

SCSS

$custom: #6558ef;
$custom-light: #9d88f5;
$custom-dark: #000000;

JSON

{
  "hex": "#6558ef",
  "rgb": {
    "r": 101,
    "g": 88,
    "b": 239
  },
  "hsl": {
    "h": 245.166,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.56211,
    "c": 0.21804,
    "h": 280.6
  },
  "luminance": 0.15978
}

Semantic roles & 50–950 ramp

primary

#6558EF

secondary

#E7ECB7

accent

#DF07CC

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #6558EF

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

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