#646EF2#646EF2

#646EF2 is a mid, vivid blue. Relative luminance 0.203; OKLCH L 60.1% C 0.195 H 275.6°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#646EF2
RGB	rgb(100, 110, 242)
HSL	hsl(236, 85%, 67%)
HSV	hsv(236, 59%, 95%)
CMYK	cmyk(58.7%, 54.5%, 0%, 5.1%)
CIE-LAB	lab(52.14, 34.38, -67.74)
CIE-LCH	lch(52.14, 75.96, 296.91°)
OKLab	oklab(60.1% 0.019 -0.1943)
OKLCH	oklch(60.1% 0.195 275.6)
XYZ	xyz(26.8533, 20.2700, 86.4846)
Luminance	0.2027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646EF2 #F2E864

analogous

#64B5F2 #646EF2 #A164F2

triadic

#646EF2 #F2646E #6EF264

tetradic

#646EF2 #F264B5 #F2E864 #64F2A1

square

#646EF2 #F264B5 #F2E864 #64F2A1

split-complementary

#646EF2 #F2A164 #B5F264

monochromatic

#111ECB #2C39ED #646EF2 #9CA3F7 #D5D8FB

Accessibility & contrast

On white

4.15

#646EF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#646EF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #646EF2

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646EF2	#FFFFFF	#000000	##000000
##646EF2	1.00	4.15	5.05	5.05
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0583F7

Deuteranopia (green-blind)

#0076EF

Tritanopia (blue-blind)

#008DA5

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #646ef2;
/* rgb */ color: rgb(100, 110, 242);
/* oklch */ color: oklch(60.1% 0.195 275.6);

Tailwind

colors: {
  custom: {
    50: '#9c97f7',
    500: '#646ef2',
    950: '#000000',
  },
}

SCSS

$custom: #646ef2;
$custom-light: #9c97f7;
$custom-dark: #000000;

JSON

{
  "hex": "#646ef2",
  "rgb": {
    "r": 100,
    "g": 110,
    "b": 242
  },
  "hsl": {
    "h": 235.775,
    "s": 84.524,
    "l": 67.059
  },
  "oklch": {
    "l": 0.60096,
    "c": 0.19522,
    "h": 275.6
  },
  "luminance": 0.20272
}

Semantic roles & 50–950 ramp

primary

#646EF2

secondary

#EFECC2

accent

#D105E1

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #646EF2

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

Preview Lab → · Contrast checker → · Palette generator →