#6699FC#6699FC

#6699FC is a light, vivid blue. Relative luminance 0.326; OKLCH L 69.2% C 0.156 H 262.5°. Best body text is #000000 at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#6699FC
RGB	rgb(102, 153, 252)
HSL	hsl(220, 96%, 69%)
HSV	hsv(220, 60%, 99%)
CMYK	cmyk(59.5%, 39.3%, 0%, 1.2%)
CIE-LAB	lab(63.86, 12.21, -54.46)
CIE-LCH	lch(63.86, 55.81, 282.64°)
OKLab	oklab(69.24% -0.0205 -0.1548)
OKLCH	oklch(69.24% 0.156 262.5)
XYZ	xyz(34.4353, 32.6325, 96.5606)
Luminance	0.3264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6699FC #FCC966

analogous

#66E4FC #6699FC #7E66FC

triadic

#6699FC #FC6699 #99FC66

tetradic

#6699FC #FC66E4 #FCC966 #66FC7E

square

#6699FC #FC66E4 #FCC966 #66FC7E

split-complementary

#6699FC #FC7E66 #E4FC66

monochromatic

#0450E3 #2A71FB #6699FC #A2C1FD #DEE9FE

Accessibility & contrast

On white

2.79

#6699FC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.53

#6699FC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6699FC

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6699FC	#FFFFFF	#000000	##000000
##6699FC	1.00	2.79	7.53	7.53
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.53	21.00	1.00	1.00
##000000	7.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6EA2FF

Deuteranopia (green-blind)

#5994FA

Tritanopia (blue-blind)

#00AFBE

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #6699fc;
/* rgb */ color: rgb(102, 153, 252);
/* oklch */ color: oklch(69.2% 0.156 262.5);

Tailwind

colors: {
  custom: {
    50: '#9db6fe',
    500: '#6699fc',
    950: '#000000',
  },
}

SCSS

$custom: #6699fc;
$custom-light: #9db6fe;
$custom-dark: #000000;

JSON

{
  "hex": "#6699fc",
  "rgb": {
    "r": 102,
    "g": 153,
    "b": 252
  },
  "hsl": {
    "h": 219.6,
    "s": 96.154,
    "l": 69.412
  },
  "oklch": {
    "l": 0.69237,
    "c": 0.15612,
    "h": 262.5
  },
  "luminance": 0.32636
}

Semantic roles & 50–950 ramp

primary

#6699FC

secondary

#F5E6C9

accent

#9700E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #6699FC

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

Preview Lab → · Contrast checker → · Palette generator →