#6681EB#6681EB

#6681EB is a light, vivid blue. Relative luminance 0.245; OKLCH L 63.4% C 0.161 H 270.5°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#6681EB
RGB	rgb(102, 129, 235)
HSL	hsl(228, 77%, 66%)
HSV	hsv(228, 57%, 92%)
CMYK	cmyk(56.6%, 45.1%, 0%, 7.8%)
CIE-LAB	lab(56.61, 21.00, -56.65)
CIE-LCH	lch(56.61, 60.41, 290.34°)
OKLab	oklab(63.36% 0.0014 -0.1614)
OKLCH	oklch(63.36% 0.161 270.5)
XYZ	xyz(28.3202, 24.5213, 81.8219)
Luminance	0.2452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6681EB #EBD066

analogous

#66C3EB #6681EB #8D66EB

triadic

#6681EB #EB6681 #81EB66

tetradic

#6681EB #EB66C3 #EBD066 #66EB8D

square

#6681EB #EB66C3 #EBD066 #66EB8D

split-complementary

#6681EB #EB8D66 #C3EB66

monochromatic

#193ABE #3054E4 #6681EB #9CAEF2 #D2DAF9

Accessibility & contrast

On white

3.56

#6681EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#6681EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6681EB

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6681EB	#FFFFFF	#000000	##000000
##6681EB	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508EEF

Deuteranopia (green-blind)

#3E82E9

Tritanopia (blue-blind)

#0599AB

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #6681eb;
/* rgb */ color: rgb(102, 129, 235);
/* oklch */ color: oklch(63.4% 0.161 270.5);

Tailwind

colors: {
  custom: {
    50: '#9ba5f2',
    500: '#6681eb',
    950: '#000000',
  },
}

SCSS

$custom: #6681eb;
$custom-light: #9ba5f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6681eb",
  "rgb": {
    "r": 102,
    "g": 129,
    "b": 235
  },
  "hsl": {
    "h": 227.82,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.63361,
    "c": 0.16146,
    "h": 270.5
  },
  "luminance": 0.24523
}

Semantic roles & 50–950 ramp

primary

#6681EB

secondary

#ECE3C1

accent

#B00CD9

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6681EB

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

Preview Lab → · Contrast checker → · Palette generator →