#669BDA#669BDA

#669BDA is a light, moderate cyan. Relative luminance 0.313; OKLCH L 67.9% C 0.110 H 253.5°. Best body text is #000000 at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#669BDA
RGB	rgb(102, 155, 218)
HSL	hsl(213, 61%, 63%)
HSV	hsv(213, 53%, 85%)
CMYK	cmyk(53.2%, 28.9%, 0%, 14.5%)
CIE-LAB	lab(62.78, 0.29, -37.43)
CIE-LCH	lch(62.78, 37.43, 270.44°)
OKLab	oklab(67.86% -0.0311 -0.1051)
OKLCH	oklch(67.86% 0.11 253.5)
XYZ	xyz(29.8513, 31.3271, 70.7897)
Luminance	0.3133 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669BDA #DAA566

analogous

#66D5DA #669BDA #6B66DA

triadic

#669BDA #DA669B #9BDA66

tetradic

#669BDA #DA66D5 #DAA566 #66DA6B

square

#669BDA #DA66D5 #DAA566 #66DA6B

split-complementary

#669BDA #DA6B66 #D5DA66

monochromatic

#265E9F #357BCE #669BDA #97BBE6 #C9DBF2

Accessibility & contrast

On white

2.89

#669BDA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.27

#669BDA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669BDA

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669BDA	#FFFFFF	#000000	##000000
##669BDA	1.00	2.89	7.27	7.27
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.27	21.00	1.00	1.00
##000000	7.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#829EDD

Deuteranopia (green-blind)

#7393D9

Tritanopia (blue-blind)

#22A9B1

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #669bda;
/* rgb */ color: rgb(102, 155, 218);
/* oklch */ color: oklch(67.9% 0.110 253.5);

Tailwind

colors: {
  custom: {
    50: '#99b8e5',
    500: '#669bda',
    950: '#000000',
  },
}

SCSS

$custom: #669bda;
$custom-light: #99b8e5;
$custom-dark: #000000;

JSON

{
  "hex": "#669bda",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 218
  },
  "hsl": {
    "h": 212.586,
    "s": 61.053,
    "l": 62.745
  },
  "oklch": {
    "l": 0.67865,
    "c": 0.10964,
    "h": 253.5
  },
  "luminance": 0.31329
}

Semantic roles & 50–950 ramp

primary

#669BDA

secondary

#E3D0B9

accent

#7A1DC9

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #669BDA

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

Preview Lab → · Contrast checker → · Palette generator →