#668DBC#668DBC

#668DBC is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.3% C 0.083 H 253.6°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#668DBC
RGB	rgb(102, 141, 188)
HSL	hsl(213, 39%, 57%)
HSV	hsv(213, 46%, 74%)
CMYK	cmyk(45.7%, 25%, 0%, 26.3%)
CIE-LAB	lab(57.56, -0.71, -28.71)
CIE-LCH	lch(57.56, 28.72, 268.59°)
OKLab	oklab(63.35% -0.0236 -0.0801)
OKLCH	oklch(63.35% 0.083 253.6)
XYZ	xyz(24.0784, 25.5038, 51.2211)
Luminance	0.2550 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668DBC #BC9566

analogous

#66B8BC #668DBC #6A66BC

triadic

#668DBC #BC668D #8DBC66

tetradic

#668DBC #BC66B8 #BC9566 #66BC6A

square

#668DBC #BC66B8 #BC9566 #66BC6A

split-complementary

#668DBC #BC6A66 #B8BC66

monochromatic

#335175 #466E9F #668DBC #91ADCF #BBCCE1

Accessibility & contrast

On white

3.44

#668DBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#668DBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668DBC

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668DBC	#FFFFFF	#000000	##000000
##668DBC	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8FBE

Deuteranopia (green-blind)

#7086BB

Tritanopia (blue-blind)

#43989D

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #668dbc;
/* rgb */ color: rgb(102, 141, 188);
/* oklch */ color: oklch(63.3% 0.083 253.6);

Tailwind

colors: {
  custom: {
    50: '#96aed0',
    500: '#668dbc',
    950: '#000000',
  },
}

SCSS

$custom: #668dbc;
$custom-light: #96aed0;
$custom-dark: #000000;

JSON

{
  "hex": "#668dbc",
  "rgb": {
    "r": 102,
    "g": 141,
    "b": 188
  },
  "hsl": {
    "h": 212.791,
    "s": 39.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.63348,
    "c": 0.08346,
    "h": 253.6
  },
  "luminance": 0.25505
}

Semantic roles & 50–950 ramp

primary

#668DBC

secondary

#D0C1AD

accent

#9959CF

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E1014

muted

#7E7F82

Preview Lab

Preview with #668DBC

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

Preview Lab → · Contrast checker → · Palette generator →