#669DA8#669DA8

#669DA8 is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.2% C 0.060 H 211.6°. Best body text is #000000 at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#669DA8
RGB	rgb(102, 157, 168)
HSL	hsl(190, 28%, 53%)
HSV	hsv(190, 39%, 66%)
CMYK	cmyk(39.3%, 6.5%, 0%, 34.1%)
CIE-LAB	lab(61.45, -15.19, -11.46)
CIE-LCH	lch(61.45, 19.03, 217.03°)
OKLab	oklab(66.18% -0.0512 -0.0314)
OKLCH	oklch(66.18% 0.06 211.6)
XYZ	xyz(24.6018, 29.7643, 41.4869)
Luminance	0.2977 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669DA8 #A87166

analogous

#66A892 #669DA8 #667CA8

triadic

#669DA8 #A8669D #9DA866

tetradic

#669DA8 #9266A8 #A87166 #7CA866

square

#669DA8 #9266A8 #A87166 #7CA866

split-complementary

#669DA8 #A8667C #A89266

monochromatic

#36575E #4C7C85 #669DA8 #8DB6BE #B4CFD4

Accessibility & contrast

On white

3.02

#669DA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.95

#669DA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669DA8

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669DA8	#FFFFFF	#000000	##000000
##669DA8	1.00	3.02	6.95	6.95
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.95	21.00	1.00	1.00
##000000	6.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9499A9

Deuteranopia (green-blind)

#8991A8

Tritanopia (blue-blind)

#4BA2A0

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #669da8;
/* rgb */ color: rgb(102, 157, 168);
/* oklch */ color: oklch(66.2% 0.060 211.6);

Tailwind

colors: {
  custom: {
    50: '#95bac1',
    500: '#669da8',
    950: '#000000',
  },
}

SCSS

$custom: #669da8;
$custom-light: #95bac1;
$custom-dark: #000000;

JSON

{
  "hex": "#669da8",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 168
  },
  "hsl": {
    "h": 190,
    "s": 27.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.66181,
    "c": 0.06005,
    "h": 211.6
  },
  "luminance": 0.29766
}

Semantic roles & 50–950 ramp

primary

#669DA8

secondary

#C3ABA7

accent

#7464C4

background

#F9FBFB

surface

#F2F6F7

border

#CCD0D0

text

#0D1112

muted

#7E8081

Preview Lab

Preview with #669DA8

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

Preview Lab → · Contrast checker → · Palette generator →