#6699F5#6699F5

#6699F5 is a light, vivid blue. Relative luminance 0.322; OKLCH L 68.8% C 0.147 H 261.4°. Best body text is #000000 at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#6699F5
RGB	rgb(102, 153, 245)
HSL	hsl(219, 88%, 68%)
HSV	hsv(219, 58%, 96%)
CMYK	cmyk(58.4%, 37.6%, 0%, 3.9%)
CIE-LAB	lab(63.51, 9.95, -51.19)
CIE-LCH	lch(63.51, 52.15, 281.00°)
OKLab	oklab(68.84% -0.022 -0.1452)
OKLCH	oklch(68.84% 0.147 261.4)
XYZ	xyz(33.3464, 32.1970, 90.8258)
Luminance	0.3220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6699F5 #F5C266

analogous

#66E1F5 #6699F5 #7A66F5

triadic

#6699F5 #F56699 #99F566

tetradic

#6699F5 #F566E1 #F5C266 #66F57A

square

#6699F5 #F566E1 #F5C266 #66F57A

split-complementary

#6699F5 #F57A66 #E1F566

monochromatic

#0E54D3 #2D73F1 #6699F5 #9FBFF9 #D9E6FD

Accessibility & contrast

On white

2.82

#6699F5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.44

#6699F5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6699F5

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6699F5	#FFFFFF	#000000	##000000
##6699F5	1.00	2.82	7.44	7.44
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.44	21.00	1.00	1.00
##000000	7.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#72A1F9

Deuteranopia (green-blind)

#5F94F3

Tritanopia (blue-blind)

#00AEBB

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #6699f5;
/* rgb */ color: rgb(102, 153, 245);
/* oklch */ color: oklch(68.8% 0.147 261.4);

Tailwind

colors: {
  custom: {
    50: '#9cb6f9',
    500: '#6699f5',
    950: '#000000',
  },
}

SCSS

$custom: #6699f5;
$custom-light: #9cb6f9;
$custom-dark: #000000;

JSON

{
  "hex": "#6699f5",
  "rgb": {
    "r": 102,
    "g": 153,
    "b": 245
  },
  "hsl": {
    "h": 218.601,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.68844,
    "c": 0.14687,
    "h": 261.4
  },
  "luminance": 0.322
}

Semantic roles & 50–950 ramp

primary

#6699F5

secondary

#F1E2C6

accent

#9301E4

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #6699F5

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

Preview Lab → · Contrast checker → · Palette generator →