#646EDE#646EDE

#646EDE is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.7% C 0.168 H 276.1°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#646EDE
RGB	rgb(100, 110, 222)
HSL	hsl(235, 65%, 63%)
HSV	hsv(235, 55%, 87%)
CMYK	cmyk(55%, 50.5%, 0%, 12.9%)
CIE-LAB	lab(50.84, 27.97, -58.61)
CIE-LCH	lch(50.84, 64.94, 295.51°)
OKLab	oklab(58.71% 0.0178 -0.1674)
OKLCH	oklch(58.71% 0.168 276.1)
XYZ	xyz(24.0121, 19.1335, 71.5209)
Luminance	0.1913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646EDE #DED464

analogous

#64ABDE #646EDE #9764DE

triadic

#646EDE #DE646E #6EDE64

tetradic

#646EDE #DE64AB #DED464 #64DE97

square

#646EDE #DE64AB #DED464 #64DE97

split-complementary

#646EDE #DE9764 #ABDE64

monochromatic

#232EA5 #323FD3 #646EDE #969DE9 #C9CCF3

Accessibility & contrast

On white

4.35

#646EDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#646EDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #646EDE

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646EDE	#FFFFFF	#000000	##000000
##646EDE	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)

#347EE2

Deuteranopia (green-blind)

#2074DC

Tritanopia (blue-blind)

#24879C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #646ede;
/* rgb */ color: rgb(100, 110, 222);
/* oklch */ color: oklch(58.7% 0.168 276.1);

Tailwind

colors: {
  custom: {
    50: '#9997e9',
    500: '#646ede',
    950: '#000000',
  },
}

SCSS

$custom: #646ede;
$custom-light: #9997e9;
$custom-dark: #000000;

JSON

{
  "hex": "#646ede",
  "rgb": {
    "r": 100,
    "g": 110,
    "b": 222
  },
  "hsl": {
    "h": 235.082,
    "s": 64.894,
    "l": 63.137
  },
  "oklch": {
    "l": 0.58708,
    "c": 0.16839,
    "h": 276.1
  },
  "luminance": 0.19135
}

Semantic roles & 50–950 ramp

primary

#646EDE

secondary

#E5E1B9

accent

#BE19CD

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0D16

muted

#7E7E84

Preview Lab

Preview with #646EDE

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

Preview Lab → · Contrast checker → · Palette generator →