#6688FD#6688FD

#6688FD is a light, vivid blue. Relative luminance 0.275; OKLCH L 65.9% C 0.177 H 268.9°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#6688FD
RGB	rgb(102, 136, 253)
HSL	hsl(226, 97%, 70%)
HSV	hsv(226, 60%, 99%)
CMYK	cmyk(59.7%, 46.2%, 0%, 0.8%)
CIE-LAB	lab(59.45, 22.63, -62.04)
CIE-LCH	lch(59.45, 66.04, 290.04°)
OKLab	oklab(65.87% -0.0033 -0.1772)
OKLCH	oklch(65.87% 0.177 268.9)
XYZ	xyz(32.0073, 27.5223, 96.5351)
Luminance	0.2752 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6688FD #FDDB66

analogous

#66D4FD #6688FD #9066FD

triadic

#6688FD #FD6688 #88FD66

tetradic

#6688FD #FD66D4 #FDDB66 #66FD90

square

#6688FD #FD66D4 #FDDB66 #66FD90

split-complementary

#6688FD #FD9066 #D4FD66

monochromatic

#0336E6 #2A59FC #6688FD #A2B7FE #DFE6FF

Accessibility & contrast

On white

3.23

#6688FD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#6688FD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6688FD

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6688FD	#FFFFFF	#000000	##000000
##6688FD	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F96FF

Deuteranopia (green-blind)

#3689FB

Tritanopia (blue-blind)

#00A2B6

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #6688fd;
/* rgb */ color: rgb(102, 136, 253);
/* oklch */ color: oklch(65.9% 0.177 268.9);

Tailwind

colors: {
  custom: {
    50: '#9eaaff',
    500: '#6688fd',
    950: '#000000',
  },
}

SCSS

$custom: #6688fd;
$custom-light: #9eaaff;
$custom-dark: #000000;

JSON

{
  "hex": "#6688fd",
  "rgb": {
    "r": 102,
    "g": 136,
    "b": 253
  },
  "hsl": {
    "h": 226.49,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.65869,
    "c": 0.17725,
    "h": 268.9
  },
  "luminance": 0.27525
}

Semantic roles & 50–950 ramp

primary

#6688FD

secondary

#F5EBCA

accent

#B200E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #6688FD

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

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