#646CF6#646CF6

#646CF6 is a mid, highly saturated blue. Relative luminance 0.201; OKLCH L 60.0% C 0.203 H 275.9°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#646CF6
RGB	rgb(100, 108, 246)
HSL	hsl(237, 89%, 68%)
HSV	hsv(237, 59%, 96%)
CMYK	cmyk(59.3%, 56.1%, 0%, 3.5%)
CIE-LAB	lab(51.93, 36.86, -70.30)
CIE-LCH	lch(51.93, 79.38, 297.67°)
OKLab	oklab(60.03% 0.0209 -0.2019)
OKLCH	oklch(60.03% 0.203 275.9)
XYZ	xyz(27.2472, 20.0862, 89.6121)
Luminance	0.2009 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646CF6 #F6EE64

analogous

#64B5F6 #646CF6 #A564F6

triadic

#646CF6 #F6646C #6CF664

tetradic

#646CF6 #F664B5 #F6EE64 #64F6A5

square

#646CF6 #F664B5 #F6EE64 #64F6A5

split-complementary

#646CF6 #F6A564 #B5F664

monochromatic

#0C17D3 #2A35F3 #646CF6 #9EA3F9 #D8DAFD

Accessibility & contrast

On white

4.19

#646CF6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#646CF6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #646CF6

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646CF6	#FFFFFF	#000000	##000000
##646CF6	1.00	4.19	5.02	5.02
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0082FB

Deuteranopia (green-blind)

#0076F3

Tritanopia (blue-blind)

#008DA7

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #646cf6;
/* rgb */ color: rgb(100, 108, 246);
/* oklch */ color: oklch(60.0% 0.203 275.9);

Tailwind

colors: {
  custom: {
    50: '#9d96fa',
    500: '#646cf6',
    950: '#000000',
  },
}

SCSS

$custom: #646cf6;
$custom-light: #9d96fa;
$custom-dark: #000000;

JSON

{
  "hex": "#646cf6",
  "rgb": {
    "r": 100,
    "g": 108,
    "b": 246
  },
  "hsl": {
    "h": 236.712,
    "s": 89.024,
    "l": 67.843
  },
  "oklch": {
    "l": 0.60028,
    "c": 0.20294,
    "h": 275.9
  },
  "luminance": 0.20088
}

Semantic roles & 50–950 ramp

primary

#646CF6

secondary

#F1EFC4

accent

#D900E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #646CF6

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

Preview Lab → · Contrast checker → · Palette generator →