#646BED#646BED

#646BED is a mid, vivid blue. Relative luminance 0.193; OKLCH L 59.2% C 0.192 H 276.5°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#646BED
RGB	rgb(100, 107, 237)
HSL	hsl(237, 79%, 66%)
HSV	hsv(237, 58%, 93%)
CMYK	cmyk(57.8%, 54.9%, 0%, 7.1%)
CIE-LAB	lab(51.08, 34.58, -66.66)
CIE-LCH	lch(51.08, 75.10, 297.42°)
OKLab	oklab(59.2% 0.0217 -0.1912)
OKLCH	oklch(59.2% 0.192 276.5)
XYZ	xyz(25.7944, 19.3372, 82.4775)
Luminance	0.1934 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646BED #EDE664

analogous

#64AFED #646BED #A164ED

triadic

#646BED #ED646B #6BED64

tetradic

#646BED #ED64AF #EDE664 #64EDA1

square

#646BED #ED64AF #EDE664 #64EDA1

split-complementary

#646BED #EDA164 #AFED64

monochromatic

#161FC0 #2D37E7 #646BED #9B9FF3 #D2D4FA

Accessibility & contrast

On white

4.31

#646BED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#646BED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #646BED

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646BED	#FFFFFF	#000000	##000000
##646BED	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0280F1

Deuteranopia (green-blind)

#0074EA

Tritanopia (blue-blind)

#0089A2

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #646bed;
/* rgb */ color: rgb(100, 107, 237);
/* oklch */ color: oklch(59.2% 0.192 276.5);

Tailwind

colors: {
  custom: {
    50: '#9b95f4',
    500: '#646bed',
    950: '#000000',
  },
}

SCSS

$custom: #646bed;
$custom-light: #9b95f4;
$custom-dark: #000000;

JSON

{
  "hex": "#646bed",
  "rgb": {
    "r": 100,
    "g": 107,
    "b": 237
  },
  "hsl": {
    "h": 236.934,
    "s": 79.191,
    "l": 66.078
  },
  "oklch": {
    "l": 0.59196,
    "c": 0.19238,
    "h": 276.5
  },
  "luminance": 0.19339
}

Semantic roles & 50–950 ramp

primary

#646BED

secondary

#EDEBC0

accent

#D10ADB

background

#FAF9FF

surface

#F4F1FE

border

#CECBD6

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #646BED

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

Preview Lab → · Contrast checker → · Palette generator →