#668AF5#668AF5

#668AF5 is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.8% C 0.164 H 267.7°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#668AF5
RGB	rgb(102, 138, 245)
HSL	hsl(225, 88%, 68%)
HSV	hsv(225, 58%, 96%)
CMYK	cmyk(58.4%, 43.7%, 0%, 3.9%)
CIE-LAB	lab(59.52, 18.83, -57.53)
CIE-LCH	lch(59.52, 60.54, 288.12°)
OKLab	oklab(65.77% -0.0064 -0.164)
OKLCH	oklch(65.77% 0.164 267.7)
XYZ	xyz(31.0438, 27.5918, 90.0583)
Luminance	0.2759 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668AF5 #F5D166

analogous

#66D1F5 #668AF5 #8966F5

triadic

#668AF5 #F5668A #8AF566

tetradic

#668AF5 #F566D1 #F5D166 #66F589

square

#668AF5 #F566D1 #F5D166 #66F589

split-complementary

#668AF5 #F58966 #D1F566

monochromatic

#0E3FD3 #2D5EF1 #668AF5 #9FB6F9 #D9E2FD

Accessibility & contrast

On white

3.22

#668AF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#668AF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668AF5

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668AF5	#FFFFFF	#000000	##000000
##668AF5	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5996F9

Deuteranopia (green-blind)

#4589F3

Tritanopia (blue-blind)

#00A2B4

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #668af5;
/* rgb */ color: rgb(102, 138, 245);
/* oklch */ color: oklch(65.8% 0.164 267.7);

Tailwind

colors: {
  custom: {
    50: '#9cabf9',
    500: '#668af5',
    950: '#000000',
  },
}

SCSS

$custom: #668af5;
$custom-light: #9cabf9;
$custom-dark: #000000;

JSON

{
  "hex": "#668af5",
  "rgb": {
    "r": 102,
    "g": 138,
    "b": 245
  },
  "hsl": {
    "h": 224.895,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.6577,
    "c": 0.16409,
    "h": 267.7
  },
  "luminance": 0.27594
}

Semantic roles & 50–950 ramp

primary

#668AF5

secondary

#F1E6C6

accent

#AB01E4

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #668AF5

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

Preview Lab → · Contrast checker → · Palette generator →