#669FEB#669FEB

#669FEB is a light, vivid cyan. Relative luminance 0.336; OKLCH L 69.6% C 0.128 H 256.0°. Best body text is #000000 at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#669FEB
RGB	rgb(102, 159, 235)
HSL	hsl(214, 77%, 66%)
HSV	hsv(214, 57%, 92%)
CMYK	cmyk(56.6%, 32.3%, 0%, 7.8%)
CIE-LAB	lab(64.66, 3.29, -43.88)
CIE-LCH	lch(64.66, 44.01, 274.29°)
OKLab	oklab(69.58% -0.0308 -0.1238)
OKLCH	oklch(69.58% 0.128 256)
XYZ	xyz(32.8678, 33.6164, 83.3377)
Luminance	0.3362 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669FEB #EBB266

analogous

#66E1EB #669FEB #6F66EB

triadic

#669FEB #EB669F #9FEB66

tetradic

#669FEB #EB66E1 #EBB266 #66EB6F

square

#669FEB #EB66E1 #EBB266 #66EB6F

split-complementary

#669FEB #EB6F66 #E1EB66

monochromatic

#1960BE #307DE4 #669FEB #9CC1F2 #D2E3F9

Accessibility & contrast

On white

2.72

#669FEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.72

#669FEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669FEB

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669FEB	#FFFFFF	#000000	##000000
##669FEB	1.00	2.72	7.72	7.72
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.72	21.00	1.00	1.00
##000000	7.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80A4EE

Deuteranopia (green-blind)

#6F97E9

Tritanopia (blue-blind)

#00B0BA

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #669feb;
/* rgb */ color: rgb(102, 159, 235);
/* oklch */ color: oklch(69.6% 0.128 256.0);

Tailwind

colors: {
  custom: {
    50: '#9bbbf2',
    500: '#669feb',
    950: '#000000',
  },
}

SCSS

$custom: #669feb;
$custom-light: #9bbbf2;
$custom-dark: #000000;

JSON

{
  "hex": "#669feb",
  "rgb": {
    "r": 102,
    "g": 159,
    "b": 235
  },
  "hsl": {
    "h": 214.286,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.69583,
    "c": 0.12761,
    "h": 256
  },
  "luminance": 0.33619
}

Semantic roles & 50–950 ramp

primary

#669FEB

secondary

#ECDAC1

accent

#810CD9

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #669FEB

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

Preview Lab → · Contrast checker → · Palette generator →