#669DBB#669DBB

#669DBB is a light, moderate cyan. Relative luminance 0.305; OKLCH L 66.9% C 0.073 H 233.3°. Best body text is #000000 at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#669DBB
RGB	rgb(102, 157, 187)
HSL	hsl(201, 38%, 57%)
HSV	hsv(201, 45%, 73%)
CMYK	cmyk(45.5%, 16%, 0%, 26.7%)
CIE-LAB	lab(62.10, -10.00, -21.16)
CIE-LCH	lch(62.10, 23.41, 244.71°)
OKLab	oklab(66.92% -0.0437 -0.0586)
OKLCH	oklch(66.92% 0.073 233.3)
XYZ	xyz(26.5029, 30.5247, 51.4994)
Luminance	0.3053 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669DBB #BB8466

analogous

#66BBAF #669DBB #6673BB

triadic

#669DBB #BB669D #9DBB66

tetradic

#669DBB #AF66BB #BB8466 #73BB66

square

#669DBB #AF66BB #BB8466 #73BB66

split-complementary

#669DBB #BB6673 #BBAF66

monochromatic

#335D73 #467F9E #669DBB #90B8CE #BBD3E1

Accessibility & contrast

On white

2.96

#669DBB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.11

#669DBB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DBB

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669DBB	#FFFFFF	#000000	##000000
##669DBB	1.00	2.96	7.11	7.11
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.11	21.00	1.00	1.00
##000000	7.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F9BBD

Deuteranopia (green-blind)

#8392BB

Tritanopia (blue-blind)

#41A5A7

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #669dbb;
/* rgb */ color: rgb(102, 157, 187);
/* oklch */ color: oklch(66.9% 0.073 233.3);

Tailwind

colors: {
  custom: {
    50: '#96b9cf',
    500: '#669dbb',
    950: '#000000',
  },
}

SCSS

$custom: #669dbb;
$custom-light: #96b9cf;
$custom-dark: #000000;

JSON

{
  "hex": "#669dbb",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 187
  },
  "hsl": {
    "h": 201.176,
    "s": 38.462,
    "l": 56.667
  },
  "oklch": {
    "l": 0.66918,
    "c": 0.07311,
    "h": 233.3
  },
  "luminance": 0.30527
}

Semantic roles & 50–950 ramp

primary

#669DBB

secondary

#D0B9AD

accent

#8359CE

background

#F9FBFC

surface

#F2F6F9

border

#CCD0D2

text

#0E1113

muted

#7E8082

Preview Lab

Preview with #669DBB

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

Preview Lab → · Contrast checker → · Palette generator →