#6F66CC#6F66CC

#6F66CC is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.8% C 0.153 H 284.4°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#6F66CC
RGB	rgb(111, 102, 204)
HSL	hsl(245, 50%, 60%)
HSV	hsv(245, 50%, 80%)
CMYK	cmyk(45.6%, 50%, 0%, 20%)
CIE-LAB	lab(48.56, 29.65, -51.99)
CIE-LCH	lch(48.56, 59.85, 299.70°)
OKLab	oklab(56.84% 0.038 -0.1478)
OKLCH	oklch(56.84% 0.153 284.4)
XYZ	xyz(22.2028, 17.2409, 59.2730)
Luminance	0.1724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6F66CC #C3CC66

analogous

#6690CC #6F66CC #A266CC

triadic

#6F66CC #CC6F66 #66CC6F

tetradic

#6F66CC #CC6690 #C3CC66 #66CCA2

square

#6F66CC #CC6690 #C3CC66 #66CCA2

split-complementary

#6F66CC #CCA266 #90CC66

monochromatic

#362E8A #483DB8 #6F66CC #9A94DB #C5C2EB

Accessibility & contrast

On white

4.72

#6F66CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#6F66CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6F66CC

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6F66CC	#FFFFFF	#000000	##FFFFFF
##6F66CC	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3976D0

Deuteranopia (green-blind)

#3570CA

Tritanopia (blue-blind)

#517C8F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #6f66cc;
/* rgb */ color: rgb(111, 102, 204);
/* oklch */ color: oklch(56.8% 0.153 284.4);

Tailwind

colors: {
  custom: {
    50: '#9e91dc',
    500: '#6f66cc',
    950: '#000000',
  },
}

SCSS

$custom: #6f66cc;
$custom-light: #9e91dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6f66cc",
  "rgb": {
    "r": 111,
    "g": 102,
    "b": 204
  },
  "hsl": {
    "h": 245.294,
    "s": 50,
    "l": 60
  },
  "oklch": {
    "l": 0.56844,
    "c": 0.15259,
    "h": 284.4
  },
  "luminance": 0.17242
}

Semantic roles & 50–950 ramp

primary

#6F66CC

secondary

#D7DBB3

accent

#DA4ECD

background

#FAF8FD

surface

#F3F0FB

border

#CDCBD4

text

#0F0D15

muted

#7F7D83

Preview Lab

Preview with #6F66CC

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

Preview Lab → · Contrast checker → · Palette generator →