#66A2B0#66A2B0

#66A2B0 is a light, moderate cyan. Relative luminance 0.318; OKLCH L 67.6% C 0.065 H 214.2°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#66A2B0
RGB	rgb(102, 162, 176)
HSL	hsl(191, 32%, 55%)
HSV	hsv(191, 42%, 69%)
CMYK	cmyk(42%, 8%, 0%, 31%)
CIE-LAB	lab(63.18, -15.73, -13.37)
CIE-LCH	lch(63.18, 20.64, 220.35°)
OKLab	oklab(67.64% -0.0542 -0.0367)
OKLCH	oklch(67.64% 0.065 214.2)
XYZ	xyz(26.2335, 31.7982, 45.8212)
Luminance	0.3180 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A2B0 #B07466

analogous

#66B099 #66A2B0 #667DB0

triadic

#66A2B0 #B066A2 #A2B066

tetradic

#66A2B0 #9966B0 #B07466 #7DB066

square

#66A2B0 #9966B0 #B07466 #7DB066

split-complementary

#66A2B0 #B0667D #B09966

monochromatic

#355D67 #4A828F #66A2B0 #8EBBC5 #B7D3DA

Accessibility & contrast

On white

2.85

#66A2B0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#66A2B0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66A2B0

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A2B0	#FFFFFF	#000000	##000000
##66A2B0	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#979EB1

Deuteranopia (green-blind)

#8C95B0

Tritanopia (blue-blind)

#46A8A6

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #66a2b0;
/* rgb */ color: rgb(102, 162, 176);
/* oklch */ color: oklch(67.6% 0.065 214.2);

Tailwind

colors: {
  custom: {
    50: '#95bdc7',
    500: '#66a2b0',
    950: '#000000',
  },
}

SCSS

$custom: #66a2b0;
$custom-light: #95bdc7;
$custom-dark: #000000;

JSON

{
  "hex": "#66a2b0",
  "rgb": {
    "r": 102,
    "g": 162,
    "b": 176
  },
  "hsl": {
    "h": 191.351,
    "s": 31.897,
    "l": 54.51
  },
  "oklch": {
    "l": 0.67644,
    "c": 0.06546,
    "h": 214.2
  },
  "luminance": 0.318
}

Semantic roles & 50–950 ramp

primary

#66A2B0

secondary

#C9AFA9

accent

#7360C8

background

#F9FBFC

surface

#F2F6F8

border

#CCD0D1

text

#0E1213

muted

#7E8182

Preview Lab

Preview with #66A2B0

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

Preview Lab → · Contrast checker → · Palette generator →