#66839A#66839A

#66839A is a mid, muted cyan. Relative luminance 0.214; OKLCH L 59.6% C 0.048 H 242.5°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#66839A
RGB	rgb(102, 131, 154)
HSL	hsl(207, 20%, 50%)
HSV	hsv(207, 34%, 60%)
CMYK	cmyk(33.8%, 14.9%, 0%, 39.6%)
CIE-LAB	lab(53.37, -4.50, -15.64)
CIE-LCH	lch(53.37, 16.27, 253.96°)
OKLab	oklab(59.61% -0.0223 -0.0429)
OKLCH	oklch(59.61% 0.048 242.5)
XYZ	xyz(19.4267, 21.3895, 33.6706)
Luminance	0.2139 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66839A #9A7D66

analogous

#669A97 #66839A #66699A

triadic

#66839A #9A6683 #839A66

tetradic

#66839A #97669A #9A7D66 #699A66

square

#66839A #97669A #9A7D66 #699A66

split-complementary

#66839A #9A6669 #9A9766

monochromatic

#354450 #4D6475 #66839A #8BA1B2 #B0BFCB

Accessibility & contrast

On white

3.98

#66839A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#66839A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66839A

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66839A	#FFFFFF	#000000	##000000
##66839A	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A839B

Deuteranopia (green-blind)

#737D9A

Tritanopia (blue-blind)

#55898A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #66839a;
/* rgb */ color: rgb(102, 131, 154);
/* oklch */ color: oklch(59.6% 0.048 242.5);

Tailwind

colors: {
  custom: {
    50: '#93a7b7',
    500: '#66839a',
    950: '#000000',
  },
}

SCSS

$custom: #66839a;
$custom-light: #93a7b7;
$custom-dark: #000000;

JSON

{
  "hex": "#66839a",
  "rgb": {
    "r": 102,
    "g": 131,
    "b": 154
  },
  "hsl": {
    "h": 206.538,
    "s": 20.472,
    "l": 50.196
  },
  "oklch": {
    "l": 0.59615,
    "c": 0.04842,
    "h": 242.5
  },
  "luminance": 0.2139
}

Semantic roles & 50–950 ramp

primary

#66839A

secondary

#BAADA2

accent

#8F6BBD

background

#F9FAFB

surface

#F1F4F6

border

#CBCED0

text

#0D0F11

muted

#7E7F80

Preview Lab

Preview with #66839A

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

Preview Lab → · Contrast checker → · Palette generator →