#6658DF#6658DF

#6658DF is a mid, vivid blue. Relative luminance 0.151; OKLCH L 55.0% C 0.198 H 282.4°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#6658DF
RGB	rgb(102, 88, 223)
HSL	hsl(246, 68%, 61%)
HSV	hsv(246, 61%, 87%)
CMYK	cmyk(54.3%, 60.5%, 0%, 12.5%)
CIE-LAB	lab(45.81, 41.88, -67.30)
CIE-LCH	lch(45.81, 79.27, 301.89°)
OKLab	oklab(55.03% 0.0426 -0.1931)
OKLCH	oklch(55.03% 0.198 282.4)
XYZ	xyz(22.2844, 15.1306, 71.5440)
Luminance	0.1513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6658DF #D1DF58

analogous

#588DDF #6658DF #A958DF

triadic

#6658DF #DF6658 #58DF66

tetradic

#6658DF #DF588D #D1DF58 #58DFA9

square

#6658DF #DF588D #D1DF58 #58DFA9

split-complementary

#6658DF #DFA958 #8DDF58

monochromatic

#2C1E9E #3A28D2 #6658DF #958BE9 #C4BFF3

Accessibility & contrast

On white

5.22

#6658DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#6658DF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6658DF

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6658DF	#FFFFFF	#000000	##FFFFFF
##6658DF	1.00	5.22	4.03	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071E3

Deuteranopia (green-blind)

#0068DC

Tritanopia (blue-blind)

#2E7893

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #6658df;
/* rgb */ color: rgb(102, 88, 223);
/* oklch */ color: oklch(55.0% 0.198 282.4);

Tailwind

colors: {
  custom: {
    50: '#9c88ea',
    500: '#6658df',
    950: '#000000',
  },
}

SCSS

$custom: #6658df;
$custom-light: #9c88ea;
$custom-dark: #000000;

JSON

{
  "hex": "#6658df",
  "rgb": {
    "r": 102,
    "g": 88,
    "b": 223
  },
  "hsl": {
    "h": 246.222,
    "s": 67.839,
    "l": 60.98
  },
  "oklch": {
    "l": 0.55026,
    "c": 0.19775,
    "h": 282.4
  },
  "luminance": 0.15132
}

Semantic roles & 50–950 ramp

primary

#6658DF

secondary

#DEE3B0

accent

#D016BC

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6658DF

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

Preview Lab → · Contrast checker → · Palette generator →