#669DB2#669DB2

#669DB2 is a light, moderate cyan. Relative luminance 0.302; OKLCH L 66.6% C 0.066 H 224.1°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#669DB2
RGB	rgb(102, 157, 178)
HSL	hsl(197, 33%, 55%)
HSV	hsv(197, 43%, 70%)
CMYK	cmyk(42.7%, 11.8%, 0%, 30.2%)
CIE-LAB	lab(61.78, -12.50, -16.59)
CIE-LCH	lch(61.78, 20.78, 232.99°)
OKLab	oklab(66.56% -0.0472 -0.0457)
OKLCH	oklch(66.56% 0.066 224.1)
XYZ	xyz(25.5695, 30.1513, 46.5833)
Luminance	0.3015 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669DB2 #B27B66

analogous

#66B2A1 #669DB2 #6677B2

triadic

#669DB2 #B2669D #9DB266

tetradic

#669DB2 #A166B2 #B27B66 #77B266

square

#669DB2 #A166B2 #B27B66 #77B266

split-complementary

#669DB2 #B26677 #B2A166

monochromatic

#355A69 #497E92 #669DB2 #8FB7C6 #B7D1DB

Accessibility & contrast

On white

2.99

#669DB2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#669DB2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DB2

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669DB2	#FFFFFF	#000000	##000000
##669DB2	1.00	2.99	7.03	7.03
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.03	21.00	1.00	1.00
##000000	7.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#919AB3

Deuteranopia (green-blind)

#8691B2

Tritanopia (blue-blind)

#46A4A4

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #669db2;
/* rgb */ color: rgb(102, 157, 178);
/* oklch */ color: oklch(66.6% 0.066 224.1);

Tailwind

colors: {
  custom: {
    50: '#95bac9',
    500: '#669db2',
    950: '#000000',
  },
}

SCSS

$custom: #669db2;
$custom-light: #95bac9;
$custom-dark: #000000;

JSON

{
  "hex": "#669db2",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 178
  },
  "hsl": {
    "h": 196.579,
    "s": 33.043,
    "l": 54.902
  },
  "oklch": {
    "l": 0.66558,
    "c": 0.06568,
    "h": 224.1
  },
  "luminance": 0.30153
}

Semantic roles & 50–950 ramp

primary

#669DB2

secondary

#CAB3AA

accent

#7C5FC9

background

#F9FBFC

surface

#F2F6F8

border

#CCD0D1

text

#0E1113

muted

#7E8082

Preview Lab

Preview with #669DB2

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

Preview Lab → · Contrast checker → · Palette generator →