#646ED2#646ED2

#646ED2 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.9% C 0.152 H 276.3°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#646ED2
RGB	rgb(100, 110, 210)
HSL	hsl(235, 55%, 61%)
HSV	hsv(235, 52%, 82%)
CMYK	cmyk(52.4%, 47.6%, 0%, 17.6%)
CIE-LAB	lab(50.11, 24.16, -52.98)
CIE-LCH	lch(50.11, 58.23, 294.51°)
OKLab	oklab(57.92% 0.0166 -0.1509)
OKLCH	oklch(57.92% 0.152 276.3)
XYZ	xyz(22.4606, 18.5129, 63.3501)
Luminance	0.1851 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646ED2 #D2C864

analogous

#64A5D2 #646ED2 #9164D2

triadic

#646ED2 #D2646E #6ED264

tetradic

#646ED2 #D264A5 #D2C864 #64D291

square

#646ED2 #D264A5 #D2C864 #64D291

split-complementary

#646ED2 #D29164 #A5D264

monochromatic

#2A3491 #3844C1 #646ED2 #939AE0 #C3C7EE

Accessibility & contrast

On white

4.47

#646ED2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#646ED2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #646ED2

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646ED2	#FFFFFF	#000000	##000000
##646ED2	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#407CD6

Deuteranopia (green-blind)

#3473D0

Tritanopia (blue-blind)

#338496

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #646ed2;
/* rgb */ color: rgb(100, 110, 210);
/* oklch */ color: oklch(57.9% 0.152 276.3);

Tailwind

colors: {
  custom: {
    50: '#9797e0',
    500: '#646ed2',
    950: '#000000',
  },
}

SCSS

$custom: #646ed2;
$custom-light: #9797e0;
$custom-dark: #000000;

JSON

{
  "hex": "#646ed2",
  "rgb": {
    "r": 100,
    "g": 110,
    "b": 210
  },
  "hsl": {
    "h": 234.545,
    "s": 55,
    "l": 60.784
  },
  "oklch": {
    "l": 0.57921,
    "c": 0.15181,
    "h": 276.3
  },
  "luminance": 0.18514
}

Semantic roles & 50–950 ramp

primary

#646ED2

secondary

#DEDAB4

accent

#B423C3

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #646ED2

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

Preview Lab → · Contrast checker → · Palette generator →