#669BAF#669BAF

#669BAF is a light, moderate cyan. Relative luminance 0.294; OKLCH L 66.0% C 0.063 H 223.8°. Best body text is #000000 at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#669BAF
RGB	rgb(102, 155, 175)
HSL	hsl(196, 31%, 54%)
HSV	hsv(196, 42%, 69%)
CMYK	cmyk(41.7%, 11.4%, 0%, 31.4%)
CIE-LAB	lab(61.10, -12.24, -15.94)
CIE-LCH	lch(61.10, 20.09, 232.48°)
OKLab	oklab(65.98% -0.0458 -0.0439)
OKLCH	oklch(65.98% 0.063 223.8)
XYZ	xyz(24.9360, 29.3609, 44.9024)
Luminance	0.2936 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669BAF #AF7A66

analogous

#66AF9E #669BAF #6677AF

triadic

#669BAF #AF669B #9BAF66

tetradic

#669BAF #9E66AF #AF7A66 #77AF66

square

#669BAF #9E66AF #AF7A66 #77AF66

split-complementary

#669BAF #AF6677 #AF9E66

monochromatic

#355866 #4A7B8E #669BAF #8EB5C4 #B6D0D9

Accessibility & contrast

On white

3.06

#669BAF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.87

#669BAF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669BAF

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669BAF	#FFFFFF	#000000	##000000
##669BAF	1.00	3.06	6.87	6.87
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.87	21.00	1.00	1.00
##000000	6.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9098B0

Deuteranopia (green-blind)

#8590AF

Tritanopia (blue-blind)

#48A1A1

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #669baf;
/* rgb */ color: rgb(102, 155, 175);
/* oklch */ color: oklch(66.0% 0.063 223.8);

Tailwind

colors: {
  custom: {
    50: '#95b8c6',
    500: '#669baf',
    950: '#000000',
  },
}

SCSS

$custom: #669baf;
$custom-light: #95b8c6;
$custom-dark: #000000;

JSON

{
  "hex": "#669baf",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 175
  },
  "hsl": {
    "h": 196.438,
    "s": 31.33,
    "l": 54.314
  },
  "oklch": {
    "l": 0.65979,
    "c": 0.06345,
    "h": 223.8
  },
  "luminance": 0.29363
}

Semantic roles & 50–950 ramp

primary

#669BAF

secondary

#C8B1A9

accent

#7D60C8

background

#F9FBFC

surface

#F2F6F8

border

#CCD0D1

text

#0D1113

muted

#7E8082

Preview Lab

Preview with #669BAF

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

Preview Lab → · Contrast checker → · Palette generator →