#6658EC#6658EC

#6658EC is a mid, highly saturated blue. Relative luminance 0.159; OKLCH L 56.0% C 0.214 H 281.2°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#6658EC
RGB	rgb(102, 88, 236)
HSL	hsl(246, 80%, 64%)
HSV	hsv(246, 63%, 93%)
CMYK	cmyk(56.8%, 62.7%, 0%, 7.5%)
CIE-LAB	lab(46.79, 45.85, -73.06)
CIE-LCH	lch(46.79, 86.26, 302.11°)
OKLab	oklab(56.05% 0.0417 -0.21)
OKLCH	oklch(56.05% 0.214 281.2)
XYZ	xyz(24.1048, 15.8588, 81.1315)
Luminance	0.1586 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6658EC #DEEC58

analogous

#5894EC #6658EC #B058EC

triadic

#6658EC #EC6658 #58EC66

tetradic

#6658EC #EC5894 #DEEC58 #58ECB0

square

#6658EC #EC5894 #DEEC58 #58ECB0

split-complementary

#6658EC #ECB058 #94EC58

monochromatic

#2415B5 #3421E6 #6658EC #988FF2 #CBC6F9

Accessibility & contrast

On white

5.03

#6658EC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#6658EC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6658EC

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6658EC	#FFFFFF	#000000	##FFFFFF
##6658EC	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074F1

Deuteranopia (green-blind)

#0069E9

Tritanopia (blue-blind)

#187D9A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6658ec;
/* rgb */ color: rgb(102, 88, 236);
/* oklch */ color: oklch(56.0% 0.214 281.2);

Tailwind

colors: {
  custom: {
    50: '#9e88f3',
    500: '#6658ec',
    950: '#000000',
  },
}

SCSS

$custom: #6658ec;
$custom-light: #9e88f3;
$custom-dark: #000000;

JSON

{
  "hex": "#6658ec",
  "rgb": {
    "r": 102,
    "g": 88,
    "b": 236
  },
  "hsl": {
    "h": 245.676,
    "s": 79.57,
    "l": 63.529
  },
  "oklch": {
    "l": 0.56045,
    "c": 0.21415,
    "h": 281.2
  },
  "luminance": 0.1586
}

Semantic roles & 50–950 ramp

primary

#6658EC

secondary

#E5EAB6

accent

#DC0AC8

background

#FAF8FF

surface

#F4F0FE

border

#CECBD6

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #6658EC

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

Preview Lab → · Contrast checker → · Palette generator →