#669DC6#669DC6

#669DC6 is a light, moderate cyan. Relative luminance 0.310; OKLCH L 67.4% C 0.084 H 241.8°. Best body text is #000000 at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#669DC6
RGB	rgb(102, 157, 198)
HSL	hsl(206, 46%, 59%)
HSV	hsv(206, 48%, 78%)
CMYK	cmyk(48.5%, 20.7%, 0%, 22.4%)
CIE-LAB	lab(62.52, -6.84, -26.69)
CIE-LCH	lch(62.52, 27.56, 255.62°)
OKLab	oklab(67.38% -0.0398 -0.0743)
OKLCH	oklch(67.38% 0.084 241.8)
XYZ	xyz(27.7259, 31.0139, 57.9404)
Luminance	0.3102 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669DC6 #C68F66

analogous

#66C6BF #669DC6 #666DC6

triadic

#669DC6 #C6669D #9DC666

tetradic

#669DC6 #BF66C6 #C68F66 #6DC666

square

#669DC6 #BF66C6 #C68F66 #6DC666

split-complementary

#669DC6 #C6666D #C6BF66

monochromatic

#305F81 #417FAE #669DC6 #93BAD7 #BFD6E7

Accessibility & contrast

On white

2.92

#669DC6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.20

#669DC6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DC6

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669DC6	#FFFFFF	#000000	##000000
##669DC6	1.00	2.92	7.20	7.20
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.20	21.00	1.00	1.00
##000000	7.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B9DC8

Deuteranopia (green-blind)

#7E93C5

Tritanopia (blue-blind)

#38A7AB

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #669dc6;
/* rgb */ color: rgb(102, 157, 198);
/* oklch */ color: oklch(67.4% 0.084 241.8);

Tailwind

colors: {
  custom: {
    50: '#97b9d7',
    500: '#669dc6',
    950: '#000000',
  },
}

SCSS

$custom: #669dc6;
$custom-light: #97b9d7;
$custom-dark: #000000;

JSON

{
  "hex": "#669dc6",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 198
  },
  "hsl": {
    "h": 205.625,
    "s": 45.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.67384,
    "c": 0.08426,
    "h": 241.8
  },
  "luminance": 0.31016
}

Semantic roles & 50–950 ramp

primary

#669DC6

secondary

#D7C1B1

accent

#8A52D5

background

#F9FBFD

surface

#F2F6FA

border

#CCD0D3

text

#0E1114

muted

#7E8083

Preview Lab

Preview with #669DC6

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

Preview Lab → · Contrast checker → · Palette generator →