#668EC6#668EC6

#668EC6 is a light, moderate blue. Relative luminance 0.262; OKLCH L 64.0% C 0.096 H 256.9°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#668EC6
RGB	rgb(102, 142, 198)
HSL	hsl(215, 46%, 59%)
HSV	hsv(215, 48%, 78%)
CMYK	cmyk(48.5%, 28.3%, 0%, 22.4%)
CIE-LAB	lab(58.27, 1.68, -33.27)
CIE-LCH	lch(58.27, 33.32, 272.90°)
OKLab	oklab(64.04% -0.0217 -0.0932)
OKLCH	oklch(64.04% 0.096 256.9)
XYZ	xyz(25.3421, 26.2463, 57.1458)
Luminance	0.2625 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668EC6 #C69E66

analogous

#66BEC6 #668EC6 #6E66C6

triadic

#668EC6 #C6668E #8EC666

tetradic

#668EC6 #C666BE #C69E66 #66C66E

square

#668EC6 #C666BE #C69E66 #66C66E

split-complementary

#668EC6 #C66E66 #BEC666

monochromatic

#305281 #416EAE #668EC6 #93AFD7 #BFD0E7

Accessibility & contrast

On white

3.36

#668EC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#668EC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668EC6

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668EC6	#FFFFFF	#000000	##000000
##668EC6	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7891C8

Deuteranopia (green-blind)

#6D88C5

Tritanopia (blue-blind)

#3C9AA2

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #668ec6;
/* rgb */ color: rgb(102, 142, 198);
/* oklch */ color: oklch(64.0% 0.096 256.9);

Tailwind

colors: {
  custom: {
    50: '#97aed7',
    500: '#668ec6',
    950: '#000000',
  },
}

SCSS

$custom: #668ec6;
$custom-light: #97aed7;
$custom-dark: #000000;

JSON

{
  "hex": "#668ec6",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 198
  },
  "hsl": {
    "h": 215,
    "s": 45.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.64042,
    "c": 0.09568,
    "h": 256.9
  },
  "luminance": 0.26248
}

Semantic roles & 50–950 ramp

primary

#668EC6

secondary

#D7C7B1

accent

#9F52D5

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1014

muted

#7E7F83

Preview Lab

Preview with #668EC6

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

Preview Lab → · Contrast checker → · Palette generator →