#646DE2#646DE2

#646DE2 is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.8% C 0.175 H 276.3°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#646DE2
RGB	rgb(100, 109, 226)
HSL	hsl(236, 68%, 64%)
HSV	hsv(236, 56%, 89%)
CMYK	cmyk(55.8%, 51.8%, 0%, 11.4%)
CIE-LAB	lab(50.85, 29.85, -60.86)
CIE-LCH	lch(50.85, 67.79, 296.13°)
OKLab	oklab(58.79% 0.0192 -0.1741)
OKLCH	oklch(58.79% 0.175 276.3)
XYZ	xyz(24.4472, 19.1359, 74.3421)
Luminance	0.1914 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646DE2 #E2D964

analogous

#64ACE2 #646DE2 #9A64E2

triadic

#646DE2 #E2646D #6DE264

tetradic

#646DE2 #E264AC #E2D964 #64E29A

square

#646DE2 #E264AC #E2D964 #64E29A

split-complementary

#646DE2 #E29A64 #ACE264

monochromatic

#202AAC #303CD8 #646DE2 #989EEC #CBCEF5

Accessibility & contrast

On white

4.35

#646DE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#646DE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #646DE2

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646DE2	#FFFFFF	#000000	##000000
##646DE2	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B7EE6

Deuteranopia (green-blind)

#1074E0

Tritanopia (blue-blind)

#1D889D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #646de2;
/* rgb */ color: rgb(100, 109, 226);
/* oklch */ color: oklch(58.8% 0.175 276.3);

Tailwind

colors: {
  custom: {
    50: '#9a96ec',
    500: '#646de2',
    950: '#000000',
  },
}

SCSS

$custom: #646de2;
$custom-light: #9a96ec;
$custom-dark: #000000;

JSON

{
  "hex": "#646de2",
  "rgb": {
    "r": 100,
    "g": 109,
    "b": 226
  },
  "hsl": {
    "h": 235.714,
    "s": 68.478,
    "l": 63.922
  },
  "oklch": {
    "l": 0.58791,
    "c": 0.17513,
    "h": 276.3
  },
  "luminance": 0.19138
}

Semantic roles & 50–950 ramp

primary

#646DE2

secondary

#E7E4BB

accent

#C315D0

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0D16

muted

#7F7E84

Preview Lab

Preview with #646DE2

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

Preview Lab → · Contrast checker → · Palette generator →