#669FE5#669FE5

#669FE5 is a light, moderate cyan. Relative luminance 0.333; OKLCH L 69.3% C 0.120 H 254.3°. Best body text is #000000 at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#669FE5
RGB	rgb(102, 159, 229)
HSL	hsl(213, 71%, 65%)
HSV	hsv(213, 55%, 90%)
CMYK	cmyk(55.5%, 30.6%, 0%, 10.2%)
CIE-LAB	lab(64.38, 1.41, -41.01)
CIE-LCH	lch(64.38, 41.03, 271.97°)
OKLab	oklab(69.28% -0.0324 -0.1155)
OKLCH	oklch(69.28% 0.12 254.3)
XYZ	xyz(32.0155, 33.2756, 78.8492)
Luminance	0.3328 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669FE5 #E5AC66

analogous

#66DEE5 #669FE5 #6D66E5

triadic

#669FE5 #E5669F #9FE566

tetradic

#669FE5 #E566DE #E5AC66 #66E56D

square

#669FE5 #E566DE #E5AC66 #66E56D

split-complementary

#669FE5 #E56D66 #DEE566

monochromatic

#1E61B2 #327EDC #669FE5 #9AC0EE #CFE1F7

Accessibility & contrast

On white

2.74

#669FE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.66

#669FE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669FE5

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669FE5	#FFFFFF	#000000	##000000
##669FE5	1.00	2.74	7.66	7.66
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.66	21.00	1.00	1.00
##000000	7.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82A3E8

Deuteranopia (green-blind)

#7297E4

Tritanopia (blue-blind)

#00AFB8

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #669fe5;
/* rgb */ color: rgb(102, 159, 229);
/* oklch */ color: oklch(69.3% 0.120 254.3);

Tailwind

colors: {
  custom: {
    50: '#9abbed',
    500: '#669fe5',
    950: '#000000',
  },
}

SCSS

$custom: #669fe5;
$custom-light: #9abbed;
$custom-dark: #000000;

JSON

{
  "hex": "#669fe5",
  "rgb": {
    "r": 102,
    "g": 159,
    "b": 229
  },
  "hsl": {
    "h": 213.071,
    "s": 70.95,
    "l": 64.902
  },
  "oklch": {
    "l": 0.69279,
    "c": 0.11996,
    "h": 254.3
  },
  "luminance": 0.33278
}

Semantic roles & 50–950 ramp

primary

#669FE5

secondary

#E9D6BE

accent

#7D13D3

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0F1116

muted

#7E8084

Preview Lab

Preview with #669FE5

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

Preview Lab → · Contrast checker → · Palette generator →