#669FBC#669FBC

#669FBC is a light, moderate cyan. Relative luminance 0.313; OKLCH L 67.4% C 0.074 H 231.5°. Best body text is #000000 at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#669FBC
RGB	rgb(102, 159, 188)
HSL	hsl(200, 39%, 57%)
HSV	hsv(200, 46%, 74%)
CMYK	cmyk(45.7%, 15.4%, 0%, 26.3%)
CIE-LAB	lab(62.72, -10.81, -20.79)
CIE-LCH	lch(62.72, 23.43, 242.52°)
OKLab	oklab(67.42% -0.0458 -0.0575)
OKLCH	oklch(67.42% 0.074 231.5)
XYZ	xyz(26.9515, 31.2499, 52.1788)
Luminance	0.3125 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669FBC #BC8366

analogous

#66BCAE #669FBC #6674BC

triadic

#669FBC #BC669F #9FBC66

tetradic

#669FBC #AE66BC #BC8366 #74BC66

square

#669FBC #AE66BC #BC8366 #74BC66

split-complementary

#669FBC #BC6674 #BCAE66

monochromatic

#335E75 #46819F #669FBC #91BACF #BBD4E1

Accessibility & contrast

On white

2.90

#669FBC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.25

#669FBC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669FBC

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669FBC	#FFFFFF	#000000	##000000
##669FBC	1.00	2.90	7.25	7.25
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.25	21.00	1.00	1.00
##000000	7.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#919DBD

Deuteranopia (green-blind)

#8494BC

Tritanopia (blue-blind)

#3FA7A8

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #669fbc;
/* rgb */ color: rgb(102, 159, 188);
/* oklch */ color: oklch(67.4% 0.074 231.5);

Tailwind

colors: {
  custom: {
    50: '#96bbd0',
    500: '#669fbc',
    950: '#000000',
  },
}

SCSS

$custom: #669fbc;
$custom-light: #96bbd0;
$custom-dark: #000000;

JSON

{
  "hex": "#669fbc",
  "rgb": {
    "r": 102,
    "g": 159,
    "b": 188
  },
  "hsl": {
    "h": 200.233,
    "s": 39.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.67417,
    "c": 0.07353,
    "h": 231.5
  },
  "luminance": 0.31252
}

Semantic roles & 50–950 ramp

primary

#669FBC

secondary

#D0B9AD

accent

#8159CF

background

#F9FBFC

surface

#F2F6F9

border

#CCD0D2

text

#0E1114

muted

#7E8082

Preview Lab

Preview with #669FBC

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

Preview Lab → · Contrast checker → · Palette generator →