#669CD4#669CD4

#669CD4 is a light, moderate cyan. Relative luminance 0.314; OKLCH L 67.8% C 0.101 H 250.4°. Best body text is #000000 at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#669CD4
RGB	rgb(102, 156, 212)
HSL	hsl(211, 56%, 62%)
HSV	hsv(211, 52%, 83%)
CMYK	cmyk(51.9%, 26.4%, 0%, 16.9%)
CIE-LAB	lab(62.80, -2.11, -34.06)
CIE-LCH	lch(62.80, 34.13, 266.45°)
OKLab	oklab(67.8% -0.034 -0.0954)
OKLCH	oklch(67.8% 0.101 250.4)
XYZ	xyz(29.2475, 31.3529, 66.7851)
Luminance	0.3135 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669CD4 #D49E66

analogous

#66D3D4 #669CD4 #6766D4

triadic

#669CD4 #D4669C #9CD466

tetradic

#669CD4 #D466D3 #D49E66 #66D467

square

#669CD4 #D466D3 #D49E66 #66D467

split-complementary

#669CD4 #D46766 #D3D466

monochromatic

#2A5F96 #377DC5 #669CD4 #96BBE1 #C6DAEF

Accessibility & contrast

On white

2.89

#669CD4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.27

#669CD4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669CD4

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669CD4	#FFFFFF	#000000	##000000
##669CD4	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)

#859ED7

Deuteranopia (green-blind)

#7793D3

Tritanopia (blue-blind)

#2AA9AF

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #669cd4;
/* rgb */ color: rgb(102, 156, 212);
/* oklch */ color: oklch(67.8% 0.101 250.4);

Tailwind

colors: {
  custom: {
    50: '#98b9e1',
    500: '#669cd4',
    950: '#000000',
  },
}

SCSS

$custom: #669cd4;
$custom-light: #98b9e1;
$custom-dark: #000000;

JSON

{
  "hex": "#669cd4",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 212
  },
  "hsl": {
    "h": 210.545,
    "s": 56.122,
    "l": 61.569
  },
  "oklch": {
    "l": 0.67796,
    "c": 0.10129,
    "h": 250.4
  },
  "luminance": 0.31355
}

Semantic roles & 50–950 ramp

primary

#669CD4

secondary

#DFCBB6

accent

#7422C4

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0E1115

muted

#7E8083

Preview Lab

Preview with #669CD4

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

Preview Lab → · Contrast checker → · Palette generator →