#668DAB#668DAB

#668DAB is a light, moderate cyan. Relative luminance 0.248; OKLCH L 62.6% C 0.063 H 242.1°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#668DAB
RGB	rgb(102, 141, 171)
HSL	hsl(206, 29%, 54%)
HSV	hsv(206, 40%, 67%)
CMYK	cmyk(40.4%, 17.5%, 0%, 32.9%)
CIE-LAB	lab(56.89, -5.57, -20.06)
CIE-LCH	lch(56.89, 20.82, 254.49°)
OKLab	oklab(62.6% -0.0294 -0.0554)
OKLCH	oklch(62.6% 0.063 242.1)
XYZ	xyz(22.3526, 24.8135, 42.1318)
Luminance	0.2482 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668DAB #AB8466

analogous

#66ABA6 #668DAB #666AAB

triadic

#668DAB #AB668D #8DAB66

tetradic

#668DAB #A666AB #AB8466 #6AAB66

square

#668DAB #A666AB #AB8466 #6AAB66

split-complementary

#668DAB #AB666A #ABA666

monochromatic

#354E61 #4B6E89 #668DAB #8EAAC1 #B5C8D6

Accessibility & contrast

On white

3.52

#668DAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#668DAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668DAB

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668DAB	#FFFFFF	#000000	##000000
##668DAB	1.00	3.52	5.96	5.96
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808DAC

Deuteranopia (green-blind)

#7785AA

Tritanopia (blue-blind)

#4D9497

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #668dab;
/* rgb */ color: rgb(102, 141, 171);
/* oklch */ color: oklch(62.6% 0.063 242.1);

Tailwind

colors: {
  custom: {
    50: '#94aec4',
    500: '#668dab',
    950: '#000000',
  },
}

SCSS

$custom: #668dab;
$custom-light: #94aec4;
$custom-dark: #000000;

JSON

{
  "hex": "#668dab",
  "rgb": {
    "r": 102,
    "g": 141,
    "b": 171
  },
  "hsl": {
    "h": 206.087,
    "s": 29.114,
    "l": 53.529
  },
  "oklch": {
    "l": 0.62599,
    "c": 0.06275,
    "h": 242.1
  },
  "luminance": 0.24815
}

Semantic roles & 50–950 ramp

primary

#668DAB

secondary

#C5B4A8

accent

#8D62C5

background

#F9FAFC

surface

#F2F4F8

border

#CCCED1

text

#0D1012

muted

#7E7F81

Preview Lab

Preview with #668DAB

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

Preview Lab → · Contrast checker → · Palette generator →