#6664EC#6664EC

#6664EC is a mid, vivid blue. Relative luminance 0.180; OKLCH L 58.0% C 0.199 H 278.8°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#6664EC
RGB	rgb(102, 100, 236)
HSL	hsl(241, 78%, 66%)
HSV	hsv(241, 58%, 93%)
CMYK	cmyk(56.8%, 57.6%, 0%, 7.5%)
CIE-LAB	lab(49.49, 38.82, -68.67)
CIE-LCH	lch(49.49, 78.88, 299.48°)
OKLab	oklab(58.03% 0.0306 -0.1971)
OKLCH	oklch(58.03% 0.199 278.8)
XYZ	xyz(25.1722, 17.9935, 81.4873)
Luminance	0.1799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6664EC #EAEC64

analogous

#64A6EC #6664EC #AA64EC

triadic

#6664EC #EC6664 #64EC66

tetradic

#6664EC #EC64A6 #EAEC64 #64ECAA

square

#6664EC #EC64A6 #EAEC64 #64ECAA

split-complementary

#6664EC #ECAA64 #A6EC64

monochromatic

#1A17BE #302DE5 #6664EC #9C9BF3 #D2D1F9

Accessibility & contrast

On white

4.57

#6664EC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#6664EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6664EC

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6664EC	#FFFFFF	#000000	##000000
##6664EC	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007BF1

Deuteranopia (green-blind)

#0070E9

Tritanopia (blue-blind)

#14849E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #6664ec;
/* rgb */ color: rgb(102, 100, 236);
/* oklch */ color: oklch(58.0% 0.199 278.8);

Tailwind

colors: {
  custom: {
    50: '#9d90f3',
    500: '#6664ec',
    950: '#000000',
  },
}

SCSS

$custom: #6664ec;
$custom-light: #9d90f3;
$custom-dark: #000000;

JSON

{
  "hex": "#6664ec",
  "rgb": {
    "r": 102,
    "g": 100,
    "b": 236
  },
  "hsl": {
    "h": 240.882,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.58027,
    "c": 0.19945,
    "h": 278.8
  },
  "luminance": 0.17995
}

Semantic roles & 50–950 ramp

primary

#6664EC

secondary

#ECECBF

accent

#DA0BD7

background

#FAF8FF

surface

#F4F0FE

border

#CECBD6

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6664EC

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

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