#669DB9#669DB9

#669DB9 is a light, moderate cyan. Relative luminance 0.304; OKLCH L 66.8% C 0.071 H 231.4°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#669DB9
RGB	rgb(102, 157, 185)
HSL	hsl(200, 37%, 56%)
HSV	hsv(200, 45%, 73%)
CMYK	cmyk(44.9%, 15.1%, 0%, 27.5%)
CIE-LAB	lab(62.03, -10.56, -20.15)
CIE-LCH	lch(62.03, 22.75, 242.33°)
OKLab	oklab(66.84% -0.0445 -0.0557)
OKLCH	oklch(66.84% 0.071 231.4)
XYZ	xyz(26.2903, 30.4396, 50.3796)
Luminance	0.3044 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669DB9 #B98266

analogous

#66B9AC #669DB9 #6674B9

triadic

#669DB9 #B9669D #9DB966

tetradic

#669DB9 #AC66B9 #B98266 #74B966

square

#669DB9 #AC66B9 #B98266 #74B966

split-complementary

#669DB9 #B96674 #B9AC66

monochromatic

#345C71 #477F9B #669DB9 #90B8CC #BAD3DF

Accessibility & contrast

On white

2.96

#669DB9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.09

#669DB9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DB9

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669DB9	#FFFFFF	#000000	##000000
##669DB9	1.00	2.96	7.09	7.09
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.09	21.00	1.00	1.00
##000000	7.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F9BBA

Deuteranopia (green-blind)

#8392B9

Tritanopia (blue-blind)

#42A5A6

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #669db9;
/* rgb */ color: rgb(102, 157, 185);
/* oklch */ color: oklch(66.8% 0.071 231.4);

Tailwind

colors: {
  custom: {
    50: '#96bace',
    500: '#669db9',
    950: '#000000',
  },
}

SCSS

$custom: #669db9;
$custom-light: #96bace;
$custom-dark: #000000;

JSON

{
  "hex": "#669db9",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 185
  },
  "hsl": {
    "h": 200.241,
    "s": 37.22,
    "l": 56.275
  },
  "oklch": {
    "l": 0.66837,
    "c": 0.0713,
    "h": 231.4
  },
  "luminance": 0.30442
}

Semantic roles & 50–950 ramp

primary

#669DB9

secondary

#CEB8AC

accent

#815BCD

background

#F9FBFC

surface

#F2F6F9

border

#CCD0D2

text

#0E1113

muted

#7E8082

Preview Lab

Preview with #669DB9

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

Preview Lab → · Contrast checker → · Palette generator →