#6664EA#6664EA

#6664EA is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.9% C 0.197 H 279.0°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#6664EA
RGB	rgb(102, 100, 234)
HSL	hsl(241, 76%, 65%)
HSV	hsv(241, 57%, 92%)
CMYK	cmyk(56.4%, 57.3%, 0%, 8.2%)
CIE-LAB	lab(49.35, 38.19, -67.78)
CIE-LCH	lch(49.35, 77.79, 299.40°)
OKLab	oklab(57.88% 0.0307 -0.1945)
OKLCH	oklch(57.88% 0.197 279)
XYZ	xyz(24.8832, 17.8779, 79.9655)
Luminance	0.1788 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6664EA #E8EA64

analogous

#64A5EA #6664EA #A964EA

triadic

#6664EA #EA6664 #64EA66

tetradic

#6664EA #EA64A5 #E8EA64 #64EAA9

square

#6664EA #EA64A5 #E8EA64 #64EAA9

split-complementary

#6664EA #EAA964 #A5EA64

monochromatic

#1C19BA #312EE3 #6664EA #9B9AF1 #D0D0F9

Accessibility & contrast

On white

4.59

#6664EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#6664EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #6664EA

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6664EA	#FFFFFF	#000000	##FFFFFF
##6664EA	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007BEE

Deuteranopia (green-blind)

#0070E7

Tritanopia (blue-blind)

#19849D

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #6664ea;
/* rgb */ color: rgb(102, 100, 234);
/* oklch */ color: oklch(57.9% 0.197 279.0);

Tailwind

colors: {
  custom: {
    50: '#9c90f2',
    500: '#6664ea',
    950: '#000000',
  },
}

SCSS

$custom: #6664ea;
$custom-light: #9c90f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6664ea",
  "rgb": {
    "r": 102,
    "g": 100,
    "b": 234
  },
  "hsl": {
    "h": 240.896,
    "s": 76.136,
    "l": 65.49
  },
  "oklch": {
    "l": 0.57879,
    "c": 0.19685,
    "h": 279
  },
  "luminance": 0.1788
}

Semantic roles & 50–950 ramp

primary

#6664EA

secondary

#EBEBBE

accent

#D80DD5

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6664EA

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

Preview Lab → · Contrast checker → · Palette generator →