#646FED#646FED

#646FED is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.9% C 0.187 H 275.4°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#646FED
RGB	rgb(100, 111, 237)
HSL	hsl(235, 79%, 66%)
HSV	hsv(235, 58%, 93%)
CMYK	cmyk(57.8%, 53.2%, 0%, 7.1%)
CIE-LAB	lab(52.05, 32.16, -65.09)
CIE-LCH	lch(52.05, 72.60, 296.30°)
OKLab	oklab(59.92% 0.0178 -0.1865)
OKLCH	oklch(59.92% 0.187 275.4)
XYZ	xyz(26.2211, 20.1907, 82.6198)
Luminance	0.2019 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646FED #EDE264

analogous

#64B4ED #646FED #9D64ED

triadic

#646FED #ED646F #6FED64

tetradic

#646FED #ED64B4 #EDE264 #64ED9D

square

#646FED #ED64B4 #EDE264 #64ED9D

split-complementary

#646FED #ED9D64 #B4ED64

monochromatic

#1624C0 #2D3CE7 #646FED #9BA2F3 #D2D5FA

Accessibility & contrast

On white

4.17

#646FED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#646FED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #646FED

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646FED	#FFFFFF	#000000	##000000
##646FED	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E82F1

Deuteranopia (green-blind)

#0076EA

Tritanopia (blue-blind)

#008CA3

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #646fed;
/* rgb */ color: rgb(100, 111, 237);
/* oklch */ color: oklch(59.9% 0.187 275.4);

Tailwind

colors: {
  custom: {
    50: '#9b98f4',
    500: '#646fed',
    950: '#000000',
  },
}

SCSS

$custom: #646fed;
$custom-light: #9b98f4;
$custom-dark: #000000;

JSON

{
  "hex": "#646fed",
  "rgb": {
    "r": 100,
    "g": 111,
    "b": 237
  },
  "hsl": {
    "h": 235.182,
    "s": 79.191,
    "l": 66.078
  },
  "oklch": {
    "l": 0.59923,
    "c": 0.18735,
    "h": 275.4
  },
  "luminance": 0.20193
}

Semantic roles & 50–950 ramp

primary

#646FED

secondary

#EDE9C0

accent

#CB0ADB

background

#FAF9FF

surface

#F4F2FE

border

#CECCD6

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #646FED

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

Preview Lab → · Contrast checker → · Palette generator →