#669EF2#669EF2

#669EF2 is a light, vivid blue. Relative luminance 0.337; OKLCH L 69.7% C 0.138 H 258.3°. Best body text is #000000 at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#669EF2
RGB	rgb(102, 158, 242)
HSL	hsl(216, 84%, 67%)
HSV	hsv(216, 58%, 95%)
CMYK	cmyk(57.9%, 34.7%, 0%, 5.1%)
CIE-LAB	lab(64.71, 6.09, -47.64)
CIE-LCH	lch(64.71, 48.02, 277.28°)
OKLab	oklab(69.74% -0.0279 -0.1348)
OKLCH	oklch(69.74% 0.138 258.3)
XYZ	xyz(33.7277, 33.6864, 88.7119)
Luminance	0.3369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669EF2 #F2BA66

analogous

#66E4F2 #669EF2 #7466F2

triadic

#669EF2 #F2669E #9EF266

tetradic

#669EF2 #F266E4 #F2BA66 #66F274

square

#669EF2 #F266E4 #F2BA66 #66F274

split-complementary

#669EF2 #F27466 #E4F266

monochromatic

#115CCC #2E7AED #669EF2 #9EC2F7 #D7E6FC

Accessibility & contrast

On white

2.71

#669EF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.74

#669EF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669EF2

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669EF2	#FFFFFF	#000000	##000000
##669EF2	1.00	2.71	7.74	7.74
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.74	21.00	1.00	1.00
##000000	7.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7BA4F5

Deuteranopia (green-blind)

#6997F0

Tritanopia (blue-blind)

#00B1BD

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #669ef2;
/* rgb */ color: rgb(102, 158, 242);
/* oklch */ color: oklch(69.7% 0.138 258.3);

Tailwind

colors: {
  custom: {
    50: '#9cbaf7',
    500: '#669ef2',
    950: '#000000',
  },
}

SCSS

$custom: #669ef2;
$custom-light: #9cbaf7;
$custom-dark: #000000;

JSON

{
  "hex": "#669ef2",
  "rgb": {
    "r": 102,
    "g": 158,
    "b": 242
  },
  "hsl": {
    "h": 216,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.69735,
    "c": 0.13765,
    "h": 258.3
  },
  "luminance": 0.33689
}

Semantic roles & 50–950 ramp

primary

#669EF2

secondary

#F0DEC4

accent

#8905E1

background

#FAFBFF

surface

#F4F6FE

border

#CED0D6

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #669EF2

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

Preview Lab → · Contrast checker → · Palette generator →