#669DB7#669DB7

#669DB7 is a light, moderate cyan. Relative luminance 0.304; OKLCH L 66.8% C 0.070 H 229.4°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#669DB7
RGB	rgb(102, 157, 183)
HSL	hsl(199, 36%, 56%)
HSV	hsv(199, 44%, 72%)
CMYK	cmyk(44.3%, 14.2%, 0%, 28.2%)
CIE-LAB	lab(61.96, -11.12, -19.14)
CIE-LCH	lch(61.96, 22.14, 239.83°)
OKLab	oklab(66.76% -0.0452 -0.0529)
OKLCH	oklch(66.76% 0.07 229.4)
XYZ	xyz(26.0807, 30.3558, 49.2755)
Luminance	0.3036 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669DB7 #B78066

analogous

#66B7A8 #669DB7 #6674B7

triadic

#669DB7 #B7669D #9DB766

tetradic

#669DB7 #A866B7 #B78066 #74B766

square

#669DB7 #A866B7 #B78066 #74B766

split-complementary

#669DB7 #B76674 #B7A866

monochromatic

#345C6F #487E98 #669DB7 #90B8CB #B9D2DE

Accessibility & contrast

On white

2.97

#669DB7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.07

#669DB7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DB7

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669DB7	#FFFFFF	#000000	##000000
##669DB7	1.00	2.97	7.07	7.07
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.07	21.00	1.00	1.00
##000000	7.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#909BB8

Deuteranopia (green-blind)

#8492B7

Tritanopia (blue-blind)

#43A4A5

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #669db7;
/* rgb */ color: rgb(102, 157, 183);
/* oklch */ color: oklch(66.8% 0.070 229.4);

Tailwind

colors: {
  custom: {
    50: '#96bacc',
    500: '#669db7',
    950: '#000000',
  },
}

SCSS

$custom: #669db7;
$custom-light: #96bacc;
$custom-dark: #000000;

JSON

{
  "hex": "#669db7",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 183
  },
  "hsl": {
    "h": 199.259,
    "s": 36,
    "l": 55.882
  },
  "oklch": {
    "l": 0.66756,
    "c": 0.06958,
    "h": 229.4
  },
  "luminance": 0.30358
}

Semantic roles & 50–950 ramp

primary

#669DB7

secondary

#CDB6AC

accent

#805CCC

background

#F9FBFC

surface

#F2F6F8

border

#CCD0D1

text

#0E1113

muted

#7E8082

Preview Lab

Preview with #669DB7

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

Preview Lab → · Contrast checker → · Palette generator →