#669BC1#669BC1

#669BC1 is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.7% C 0.080 H 240.7°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#669BC1
RGB	rgb(102, 155, 193)
HSL	hsl(205, 42%, 58%)
HSV	hsv(205, 47%, 76%)
CMYK	cmyk(47.2%, 19.7%, 0%, 24.3%)
CIE-LAB	lab(61.75, -7.18, -25.07)
CIE-LCH	lch(61.75, 26.08, 254.01°)
OKLab	oklab(66.72% -0.0391 -0.0696)
OKLCH	oklch(66.72% 0.08 240.7)
XYZ	xyz(26.8231, 30.1158, 54.8412)
Luminance	0.3012 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669BC1 #C18C66

analogous

#66C1BA #669BC1 #666DC1

triadic

#669BC1 #C1669B #9BC166

tetradic

#669BC1 #BA66C1 #C18C66 #6DC166

square

#669BC1 #BA66C1 #C18C66 #6DC166

split-complementary

#669BC1 #C1666D #C1BA66

monochromatic

#325C7B #437DA6 #669BC1 #92B7D3 #BDD4E4

Accessibility & contrast

On white

2.99

#669BC1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.02

#669BC1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669BC1

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669BC1	#FFFFFF	#000000	##000000
##669BC1	1.00	2.99	7.02	7.02
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.02	21.00	1.00	1.00
##000000	7.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9BC3

Deuteranopia (green-blind)

#7E91C0

Tritanopia (blue-blind)

#3DA4A8

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #669bc1;
/* rgb */ color: rgb(102, 155, 193);
/* oklch */ color: oklch(66.7% 0.080 240.7);

Tailwind

colors: {
  custom: {
    50: '#96b8d3',
    500: '#669bc1',
    950: '#000000',
  },
}

SCSS

$custom: #669bc1;
$custom-light: #96b8d3;
$custom-dark: #000000;

JSON

{
  "hex": "#669bc1",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 193
  },
  "hsl": {
    "h": 205.055,
    "s": 42.326,
    "l": 57.843
  },
  "oklch": {
    "l": 0.66715,
    "c": 0.07989,
    "h": 240.7
  },
  "luminance": 0.30118
}

Semantic roles & 50–950 ramp

primary

#669BC1

secondary

#D4BEAF

accent

#8A56D2

background

#F9FBFC

surface

#F2F6F9

border

#CCD0D2

text

#0E1114

muted

#7E8082

Preview Lab

Preview with #669BC1

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

Preview Lab → · Contrast checker → · Palette generator →