#6665E7#6665E7

#6665E7 is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.8% C 0.192 H 278.9°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#6665E7
RGB	rgb(102, 101, 231)
HSL	hsl(240, 73%, 65%)
HSV	hsv(240, 56%, 91%)
CMYK	cmyk(55.8%, 56.3%, 0%, 9.4%)
CIE-LAB	lab(49.37, 36.65, -66.05)
CIE-LCH	lch(49.37, 75.53, 299.03°)
OKLab	oklab(57.83% 0.0297 -0.1893)
OKLCH	oklch(57.83% 0.192 278.9)
XYZ	xyz(24.5524, 17.9000, 77.7471)
Luminance	0.1790 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6665E7 #E6E765

analogous

#65A5E7 #6665E7 #A765E7

triadic

#6665E7 #E76665 #65E766

tetradic

#6665E7 #E765A5 #E6E765 #65E7A7

square

#6665E7 #E765A5 #E6E765 #65E7A7

split-complementary

#6665E7 #E7A765 #A5E765

monochromatic

#1D1CB5 #3130DF #6665E7 #9B9AEF #CFCFF8

Accessibility & contrast

On white

4.58

#6665E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#6665E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6665E7

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6665E7	#FFFFFF	#000000	##000000
##6665E7	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007BEB

Deuteranopia (green-blind)

#0070E4

Tritanopia (blue-blind)

#1F839C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #6665e7;
/* rgb */ color: rgb(102, 101, 231);
/* oklch */ color: oklch(57.8% 0.192 278.9);

Tailwind

colors: {
  custom: {
    50: '#9c91ef',
    500: '#6665e7',
    950: '#000000',
  },
}

SCSS

$custom: #6665e7;
$custom-light: #9c91ef;
$custom-dark: #000000;

JSON

{
  "hex": "#6665e7",
  "rgb": {
    "r": 102,
    "g": 101,
    "b": 231
  },
  "hsl": {
    "h": 240.462,
    "s": 73.034,
    "l": 65.098
  },
  "oklch": {
    "l": 0.57833,
    "c": 0.19166,
    "h": 278.9
  },
  "luminance": 0.17902
}

Semantic roles & 50–950 ramp

primary

#6665E7

secondary

#EAEABE

accent

#D510D4

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6665E7

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

Preview Lab → · Contrast checker → · Palette generator →