#6699ED#6699ED

#6699ED is a light, vivid blue. Relative luminance 0.317; OKLCH L 68.4% C 0.136 H 259.9°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#6699ED
RGB	rgb(102, 153, 237)
HSL	hsl(217, 79%, 66%)
HSV	hsv(217, 57%, 93%)
CMYK	cmyk(57%, 35.4%, 0%, 7.1%)
CIE-LAB	lab(63.11, 7.39, -47.42)
CIE-LCH	lch(63.11, 47.99, 278.86°)
OKLab	oklab(68.41% -0.0238 -0.1342)
OKLCH	oklch(68.41% 0.136 259.9)
XYZ	xyz(32.1515, 31.7190, 84.5324)
Luminance	0.3172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6699ED #EDBA66

analogous

#66DDED #6699ED #7766ED

triadic

#6699ED #ED6699 #99ED66

tetradic

#6699ED #ED66DD #EDBA66 #66ED77

square

#6699ED #ED66DD #EDBA66 #66ED77

split-complementary

#6699ED #ED7766 #DDED66

monochromatic

#1757C2 #2F74E7 #6699ED #9DBEF3 #D4E2FA

Accessibility & contrast

On white

2.86

#6699ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.34

#6699ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6699ED

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6699ED	#FFFFFF	#000000	##000000
##6699ED	1.00	2.86	7.34	7.34
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.34	21.00	1.00	1.00
##000000	7.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#76A0F0

Deuteranopia (green-blind)

#6593EB

Tritanopia (blue-blind)

#00ACB8

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #6699ed;
/* rgb */ color: rgb(102, 153, 237);
/* oklch */ color: oklch(68.4% 0.136 259.9);

Tailwind

colors: {
  custom: {
    50: '#9bb6f3',
    500: '#6699ed',
    950: '#000000',
  },
}

SCSS

$custom: #6699ed;
$custom-light: #9bb6f3;
$custom-dark: #000000;

JSON

{
  "hex": "#6699ed",
  "rgb": {
    "r": 102,
    "g": 153,
    "b": 237
  },
  "hsl": {
    "h": 217.333,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.68408,
    "c": 0.13629,
    "h": 259.9
  },
  "luminance": 0.31722
}

Semantic roles & 50–950 ramp

primary

#6699ED

secondary

#EDDDC2

accent

#8C0ADB

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #6699ED

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

Preview Lab → · Contrast checker → · Palette generator →