#6658F0#6658F0

#6658F0 is a mid, highly saturated blue. Relative luminance 0.161; OKLCH L 56.4% C 0.219 H 280.9°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#6658F0
RGB	rgb(102, 88, 240)
HSL	hsl(246, 84%, 64%)
HSV	hsv(246, 63%, 94%)
CMYK	cmyk(57.5%, 63.3%, 0%, 5.9%)
CIE-LAB	lab(47.10, 47.07, -74.81)
CIE-LCH	lch(47.10, 88.38, 302.18°)
OKLab	oklab(56.37% 0.0413 -0.2152)
OKLCH	oklch(56.37% 0.219 280.9)
XYZ	xyz(24.6925, 16.0938, 84.2264)
Luminance	0.1610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6658F0 #E2F058

analogous

#5896F0 #6658F0 #B258F0

triadic

#6658F0 #F06658 #58F066

tetradic

#6658F0 #F05896 #E2F058 #58F0B2

square

#6658F0 #F05896 #E2F058 #58F0B2

split-complementary

#6658F0 #F0B258 #96F058

monochromatic

#2111BD #3320EB #6658F0 #9990F5 #CDC8FA

Accessibility & contrast

On white

4.98

#6658F0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#6658F0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6658F0

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6658F0	#FFFFFF	#000000	##FFFFFF
##6658F0	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075F5

Deuteranopia (green-blind)

#006AED

Tritanopia (blue-blind)

#0C7E9C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #6658f0;
/* rgb */ color: rgb(102, 88, 240);
/* oklch */ color: oklch(56.4% 0.219 280.9);

Tailwind

colors: {
  custom: {
    50: '#9e88f6',
    500: '#6658f0',
    950: '#000000',
  },
}

SCSS

$custom: #6658f0;
$custom-light: #9e88f6;
$custom-dark: #000000;

JSON

{
  "hex": "#6658f0",
  "rgb": {
    "r": 102,
    "g": 88,
    "b": 240
  },
  "hsl": {
    "h": 245.526,
    "s": 83.516,
    "l": 64.314
  },
  "oklch": {
    "l": 0.56366,
    "c": 0.21911,
    "h": 280.9
  },
  "luminance": 0.16095
}

Semantic roles & 50–950 ramp

primary

#6658F0

secondary

#E7ECB8

accent

#E006CC

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #6658F0

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

Preview Lab → · Contrast checker → · Palette generator →