#669ADB#669ADB

#669ADB is a light, moderate cyan. Relative luminance 0.310; OKLCH L 67.7% C 0.112 H 254.6°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#669ADB
RGB	rgb(102, 154, 219)
HSL	hsl(213, 62%, 63%)
HSV	hsv(213, 53%, 86%)
CMYK	cmyk(53.4%, 29.7%, 0%, 14.1%)
CIE-LAB	lab(62.55, 1.17, -38.35)
CIE-LCH	lch(62.55, 38.37, 271.74°)
OKLab	oklab(67.7% -0.0297 -0.1078)
OKLCH	oklch(67.7% 0.112 254.6)
XYZ	xyz(29.8168, 31.0481, 71.4257)
Luminance	0.3105 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669ADB #DBA766

analogous

#66D5DB #669ADB #6C66DB

triadic

#669ADB #DB669A #9ADB66

tetradic

#669ADB #DB66D5 #DBA766 #66DB6C

square

#669ADB #DB66D5 #DBA766 #66DB6C

split-complementary

#669ADB #DB6C66 #D5DB66

monochromatic

#265CA1 #3479CF #669ADB #98BBE7 #C9DBF2

Accessibility & contrast

On white

2.91

#669ADB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#669ADB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669ADB

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669ADB	#FFFFFF	#000000	##000000
##669ADB	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#809EDE

Deuteranopia (green-blind)

#7192DA

Tritanopia (blue-blind)

#21A9B1

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #669adb;
/* rgb */ color: rgb(102, 154, 219);
/* oklch */ color: oklch(67.7% 0.112 254.6);

Tailwind

colors: {
  custom: {
    50: '#99b7e6',
    500: '#669adb',
    950: '#000000',
  },
}

SCSS

$custom: #669adb;
$custom-light: #99b7e6;
$custom-dark: #000000;

JSON

{
  "hex": "#669adb",
  "rgb": {
    "r": 102,
    "g": 154,
    "b": 219
  },
  "hsl": {
    "h": 213.333,
    "s": 61.905,
    "l": 62.941
  },
  "oklch": {
    "l": 0.67695,
    "c": 0.11182,
    "h": 254.6
  },
  "luminance": 0.3105
}

Semantic roles & 50–950 ramp

primary

#669ADB

secondary

#E3D1B9

accent

#7C1CCA

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #669ADB

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

Preview Lab → · Contrast checker → · Palette generator →