#6683EA#6683EA

#6683EA is a light, vivid blue. Relative luminance 0.250; OKLCH L 63.7% C 0.158 H 269.7°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#6683EA
RGB	rgb(102, 131, 234)
HSL	hsl(227, 76%, 66%)
HSV	hsv(227, 56%, 92%)
CMYK	cmyk(56.4%, 44%, 0%, 8.2%)
CIE-LAB	lab(57.07, 19.47, -55.35)
CIE-LCH	lch(57.07, 58.67, 289.38°)
OKLab	oklab(63.7% -0.0009 -0.1576)
OKLCH	oklch(63.7% 0.158 269.7)
XYZ	xyz(28.4421, 24.9957, 81.1518)
Luminance	0.2500 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6683EA #EACD66

analogous

#66C5EA #6683EA #8B66EA

triadic

#6683EA #EA6683 #83EA66

tetradic

#6683EA #EA66C5 #EACD66 #66EA8B

square

#6683EA #EA66C5 #EACD66 #66EA8B

split-complementary

#6683EA #EA8B66 #C5EA66

monochromatic

#1A3DBC #3057E3 #6683EA #9CAFF1 #D2DAF9

Accessibility & contrast

On white

3.50

#6683EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#6683EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6683EA

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6683EA	#FFFFFF	#000000	##000000
##6683EA	1.00	3.50	6.00	6.00
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.00	21.00	1.00	1.00
##000000	6.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#558FEE

Deuteranopia (green-blind)

#4384E8

Tritanopia (blue-blind)

#089AAB

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #6683ea;
/* rgb */ color: rgb(102, 131, 234);
/* oklch */ color: oklch(63.7% 0.158 269.7);

Tailwind

colors: {
  custom: {
    50: '#9ba6f1',
    500: '#6683ea',
    950: '#000000',
  },
}

SCSS

$custom: #6683ea;
$custom-light: #9ba6f1;
$custom-dark: #000000;

JSON

{
  "hex": "#6683ea",
  "rgb": {
    "r": 102,
    "g": 131,
    "b": 234
  },
  "hsl": {
    "h": 226.818,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.63698,
    "c": 0.15761,
    "h": 269.7
  },
  "luminance": 0.24998
}

Semantic roles & 50–950 ramp

primary

#6683EA

secondary

#ECE2C0

accent

#AC0DD8

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6683EA

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

Preview Lab → · Contrast checker → · Palette generator →