#646DED#646DED

#646DED is a mid, vivid blue. Relative luminance 0.198; OKLCH L 59.6% C 0.190 H 276.0°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#646DED
RGB	rgb(100, 109, 237)
HSL	hsl(236, 79%, 66%)
HSV	hsv(236, 58%, 93%)
CMYK	cmyk(57.8%, 54%, 0%, 7.1%)
CIE-LAB	lab(51.56, 33.37, -65.88)
CIE-LCH	lch(51.56, 73.85, 296.87°)
OKLab	oklab(59.56% 0.0197 -0.1888)
OKLCH	oklch(59.56% 0.19 276)
XYZ	xyz(26.0053, 19.7591, 82.5479)
Luminance	0.1976 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646DED #EDE464

analogous

#64B1ED #646DED #9F64ED

triadic

#646DED #ED646D #6DED64

tetradic

#646DED #ED64B1 #EDE464 #64ED9F

square

#646DED #ED64B1 #EDE464 #64ED9F

split-complementary

#646DED #ED9F64 #B1ED64

monochromatic

#1621C0 #2D39E7 #646DED #9BA1F3 #D2D4FA

Accessibility & contrast

On white

4.24

#646DED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#646DED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #646DED

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646DED	#FFFFFF	#000000	##000000
##646DED	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1481F1

Deuteranopia (green-blind)

#0075EA

Tritanopia (blue-blind)

#008BA2

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #646ded;
/* rgb */ color: rgb(100, 109, 237);
/* oklch */ color: oklch(59.6% 0.190 276.0);

Tailwind

colors: {
  custom: {
    50: '#9b96f4',
    500: '#646ded',
    950: '#000000',
  },
}

SCSS

$custom: #646ded;
$custom-light: #9b96f4;
$custom-dark: #000000;

JSON

{
  "hex": "#646ded",
  "rgb": {
    "r": 100,
    "g": 109,
    "b": 237
  },
  "hsl": {
    "h": 236.058,
    "s": 79.191,
    "l": 66.078
  },
  "oklch": {
    "l": 0.59558,
    "c": 0.18987,
    "h": 276
  },
  "luminance": 0.19761
}

Semantic roles & 50–950 ramp

primary

#646DED

secondary

#EDEAC0

accent

#CE0ADB

background

#FAF9FF

surface

#F4F2FE

border

#CECCD6

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #646DED

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

Preview Lab → · Contrast checker → · Palette generator →