#669BD8#669BD8

#669BD8 is a light, moderate cyan. Relative luminance 0.312; OKLCH L 67.8% C 0.107 H 252.8°. Best body text is #000000 at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#669BD8
RGB	rgb(102, 155, 216)
HSL	hsl(212, 59%, 62%)
HSV	hsv(212, 53%, 85%)
CMYK	cmyk(52.8%, 28.2%, 0%, 15.3%)
CIE-LAB	lab(62.70, -0.33, -36.45)
CIE-LCH	lch(62.70, 36.46, 269.49°)
OKLab	oklab(67.77% -0.0317 -0.1023)
OKLCH	oklch(67.77% 0.107 252.8)
XYZ	xyz(29.5912, 31.2230, 69.4197)
Luminance	0.3123 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669BD8 #D8A366

analogous

#66D4D8 #669BD8 #6A66D8

triadic

#669BD8 #D8669B #9BD866

tetradic

#669BD8 #D866D4 #D8A366 #66D86A

square

#669BD8 #D866D4 #D8A366 #66D86A

split-complementary

#669BD8 #D86A66 #D4D866

monochromatic

#285E9C #357BCC #669BD8 #97BBE4 #C8DBF1

Accessibility & contrast

On white

2.90

#669BD8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.25

#669BD8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669BD8

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669BD8	#FFFFFF	#000000	##000000
##669BD8	1.00	2.90	7.25	7.25
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.25	21.00	1.00	1.00
##000000	7.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#829EDB

Deuteranopia (green-blind)

#7493D7

Tritanopia (blue-blind)

#25A9B0

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #669bd8;
/* rgb */ color: rgb(102, 155, 216);
/* oklch */ color: oklch(67.8% 0.107 252.8);

Tailwind

colors: {
  custom: {
    50: '#99b8e4',
    500: '#669bd8',
    950: '#000000',
  },
}

SCSS

$custom: #669bd8;
$custom-light: #99b8e4;
$custom-dark: #000000;

JSON

{
  "hex": "#669bd8",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 216
  },
  "hsl": {
    "h": 212.105,
    "s": 59.375,
    "l": 62.353
  },
  "oklch": {
    "l": 0.67767,
    "c": 0.10711,
    "h": 252.8
  },
  "luminance": 0.31225
}

Semantic roles & 50–950 ramp

primary

#669BD8

secondary

#E2CEB8

accent

#791EC7

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0E1115

muted

#7E8083

Preview Lab

Preview with #669BD8

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

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