#669DF2#669DF2

#669DF2 is a light, vivid blue. Relative luminance 0.334; OKLCH L 69.5% C 0.139 H 258.8°. Best body text is #000000 at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#669DF2
RGB	rgb(102, 157, 242)
HSL	hsl(216, 84%, 67%)
HSV	hsv(216, 58%, 95%)
CMYK	cmyk(57.9%, 35.1%, 0%, 5.1%)
CIE-LAB	lab(64.44, 6.66, -48.07)
CIE-LCH	lch(64.44, 48.53, 277.89°)
OKLab	oklab(69.52% -0.0269 -0.136)
OKLCH	oklch(69.52% 0.139 258.8)
XYZ	xyz(33.5579, 33.3467, 88.6553)
Luminance	0.3335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669DF2 #F2BB66

analogous

#66E3F2 #669DF2 #7566F2

triadic

#669DF2 #F2669D #9DF266

tetradic

#669DF2 #F266E3 #F2BB66 #66F275

square

#669DF2 #F266E3 #F2BB66 #66F275

split-complementary

#669DF2 #F27566 #E3F266

monochromatic

#115BCC #2E79ED #669DF2 #9EC1F7 #D7E5FC

Accessibility & contrast

On white

2.74

#669DF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.67

#669DF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669DF2

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669DF2	#FFFFFF	#000000	##000000
##669DF2	1.00	2.74	7.67	7.67
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.67	21.00	1.00	1.00
##000000	7.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7AA3F6

Deuteranopia (green-blind)

#6796F0

Tritanopia (blue-blind)

#00B0BC

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #669df2;
/* rgb */ color: rgb(102, 157, 242);
/* oklch */ color: oklch(69.5% 0.139 258.8);

Tailwind

colors: {
  custom: {
    50: '#9cb9f7',
    500: '#669df2',
    950: '#000000',
  },
}

SCSS

$custom: #669df2;
$custom-light: #9cb9f7;
$custom-dark: #000000;

JSON

{
  "hex": "#669df2",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 242
  },
  "hsl": {
    "h": 216.429,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.69523,
    "c": 0.13867,
    "h": 258.8
  },
  "luminance": 0.3335
}

Semantic roles & 50–950 ramp

primary

#669DF2

secondary

#F0DFC4

accent

#8A05E1

background

#FAFBFF

surface

#F4F6FE

border

#CED0D6

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #669DF2

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

Preview Lab → · Contrast checker → · Palette generator →