#669ECF#669ECF

#669ECF is a light, moderate cyan. Relative luminance 0.318; OKLCH L 68.0% C 0.094 H 246.1°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#669ECF
RGB	rgb(102, 158, 207)
HSL	hsl(208, 52%, 61%)
HSV	hsv(208, 51%, 81%)
CMYK	cmyk(50.7%, 23.7%, 0%, 18.8%)
CIE-LAB	lab(63.16, -4.74, -30.72)
CIE-LCH	lch(63.16, 31.09, 261.22°)
OKLab	oklab(68.01% -0.038 -0.0858)
OKLCH	oklch(68.01% 0.094 246.1)
XYZ	xyz(28.9649, 31.7813, 63.6274)
Luminance	0.3178 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669ECF #CF9766

analogous

#66CFCB #669ECF #6669CF

triadic

#669ECF #CF669E #9ECF66

tetradic

#669ECF #CB66CF #CF9766 #69CF66

square

#669ECF #CB66CF #CF9766 #69CF66

split-complementary

#669ECF #CF6669 #CFCB66

monochromatic

#2D618E #3B80BD #669ECF #95BCDE #C3D9EC

Accessibility & contrast

On white

2.85

#669ECF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#669ECF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669ECF

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669ECF	#FFFFFF	#000000	##000000
##669ECF	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9FD1

Deuteranopia (green-blind)

#7C94CE

Tritanopia (blue-blind)

#30AAAF

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #669ecf;
/* rgb */ color: rgb(102, 158, 207);
/* oklch */ color: oklch(68.0% 0.094 246.1);

Tailwind

colors: {
  custom: {
    50: '#98bade',
    500: '#669ecf',
    950: '#000000',
  },
}

SCSS

$custom: #669ecf;
$custom-light: #98bade;
$custom-dark: #000000;

JSON

{
  "hex": "#669ecf",
  "rgb": {
    "r": 102,
    "g": 158,
    "b": 207
  },
  "hsl": {
    "h": 208,
    "s": 52.239,
    "l": 60.588
  },
  "oklch": {
    "l": 0.68009,
    "c": 0.09382,
    "h": 246.1
  },
  "luminance": 0.31783
}

Semantic roles & 50–950 ramp

primary

#669ECF

secondary

#DCC7B4

accent

#6E26C0

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0E1115

muted

#7E8083

Preview Lab

Preview with #669ECF

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

Preview Lab → · Contrast checker → · Palette generator →