#6665EB#6665EB

#6665EB is a mid, vivid blue. Relative luminance 0.181; OKLCH L 58.1% C 0.197 H 278.7°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#6665EB
RGB	rgb(102, 101, 235)
HSL	hsl(240, 77%, 66%)
HSV	hsv(240, 57%, 92%)
CMYK	cmyk(56.6%, 57%, 0%, 7.8%)
CIE-LAB	lab(49.65, 37.91, -67.85)
CIE-LCH	lch(49.65, 77.72, 299.19°)
OKLab	oklab(58.13% 0.0297 -0.1946)
OKLCH	oklch(58.13% 0.197 278.7)
XYZ	xyz(25.1238, 18.1286, 80.7564)
Luminance	0.1813 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6665EB #EAEB65

analogous

#65A7EB #6665EB #A965EB

triadic

#6665EB #EB6665 #65EB66

tetradic

#6665EB #EB65A7 #EAEB65 #65EBA9

square

#6665EB #EB65A7 #EAEB65 #65EBA9

split-complementary

#6665EB #EBA965 #A7EB65

monochromatic

#1A19BD #302FE4 #6665EB #9C9BF2 #D2D1F9

Accessibility & contrast

On white

4.54

#6665EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#6665EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6665EB

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6665EB	#FFFFFF	#000000	##000000
##6665EB	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007CEF

Deuteranopia (green-blind)

#0071E8

Tritanopia (blue-blind)

#17859E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #6665eb;
/* rgb */ color: rgb(102, 101, 235);
/* oklch */ color: oklch(58.1% 0.197 278.7);

Tailwind

colors: {
  custom: {
    50: '#9d91f2',
    500: '#6665eb',
    950: '#000000',
  },
}

SCSS

$custom: #6665eb;
$custom-light: #9d91f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6665eb",
  "rgb": {
    "r": 102,
    "g": 101,
    "b": 235
  },
  "hsl": {
    "h": 240.448,
    "s": 77.011,
    "l": 65.882
  },
  "oklch": {
    "l": 0.58126,
    "c": 0.1969,
    "h": 278.7
  },
  "luminance": 0.1813
}

Semantic roles & 50–950 ramp

primary

#6665EB

secondary

#ECECC0

accent

#D90CD8

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6665EB

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

Preview Lab → · Contrast checker → · Palette generator →