#646ED6#646ED6

#646ED6 is a mid, vivid blue. Relative luminance 0.187; OKLCH L 58.2% C 0.157 H 276.2°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#646ED6
RGB	rgb(100, 110, 214)
HSL	hsl(235, 58%, 62%)
HSV	hsv(235, 53%, 84%)
CMYK	cmyk(53.3%, 48.6%, 0%, 16.1%)
CIE-LAB	lab(50.35, 25.42, -54.87)
CIE-LCH	lch(50.35, 60.47, 294.86°)
OKLab	oklab(58.18% 0.017 -0.1564)
OKLCH	oklch(58.18% 0.157 276.2)
XYZ	xyz(22.9652, 18.7147, 66.0075)
Luminance	0.1872 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646ED6 #D6CC64

analogous

#64A7D6 #646ED6 #9364D6

triadic

#646ED6 #D6646E #6ED664

tetradic

#646ED6 #D664A7 #D6CC64 #64D693

square

#646ED6 #D664A7 #D6CC64 #64D693

split-complementary

#646ED6 #D69364 #A7D664

monochromatic

#283298 #3542C8 #646ED6 #949BE3 #C5C9F0

Accessibility & contrast

On white

4.43

#646ED6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#646ED6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #646ED6

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646ED6	#FFFFFF	#000000	##000000
##646ED6	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C7DDA

Deuteranopia (green-blind)

#2E73D4

Tritanopia (blue-blind)

#2E8598

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #646ed6;
/* rgb */ color: rgb(100, 110, 214);
/* oklch */ color: oklch(58.2% 0.157 276.2);

Tailwind

colors: {
  custom: {
    50: '#9897e3',
    500: '#646ed6',
    950: '#000000',
  },
}

SCSS

$custom: #646ed6;
$custom-light: #9897e3;
$custom-dark: #000000;

JSON

{
  "hex": "#646ed6",
  "rgb": {
    "r": 100,
    "g": 110,
    "b": 214
  },
  "hsl": {
    "h": 234.737,
    "s": 58.163,
    "l": 61.569
  },
  "oklch": {
    "l": 0.58179,
    "c": 0.15738,
    "h": 276.2
  },
  "luminance": 0.18716
}

Semantic roles & 50–950 ramp

primary

#646ED6

secondary

#E0DCB6

accent

#B720C6

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0D15

muted

#7E7E84

Preview Lab

Preview with #646ED6

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

Preview Lab → · Contrast checker → · Palette generator →