#646ED5#646ED5

#646ED5 is a mid, vivid blue. Relative luminance 0.187; OKLCH L 58.1% C 0.156 H 276.2°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#646ED5
RGB	rgb(100, 110, 213)
HSL	hsl(235, 57%, 61%)
HSV	hsv(235, 53%, 84%)
CMYK	cmyk(53.1%, 48.4%, 0%, 16.5%)
CIE-LAB	lab(50.29, 25.10, -54.40)
CIE-LCH	lch(50.29, 59.91, 294.77°)
OKLab	oklab(58.11% 0.0169 -0.1551)
OKLCH	oklch(58.11% 0.156 276.2)
XYZ	xyz(22.8379, 18.6638, 65.3369)
Luminance	0.1867 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646ED5 #D5CB64

analogous

#64A7D5 #646ED5 #9364D5

triadic

#646ED5 #D5646E #6ED564

tetradic

#646ED5 #D564A7 #D5CB64 #64D593

square

#646ED5 #D564A7 #D5CB64 #64D593

split-complementary

#646ED5 #D59364 #A7D564

monochromatic

#293296 #3642C6 #646ED5 #949BE2 #C4C8EF

Accessibility & contrast

On white

4.44

#646ED5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#646ED5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #646ED5

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646ED5	#FFFFFF	#000000	##000000
##646ED5	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D7CD9

Deuteranopia (green-blind)

#3073D3

Tritanopia (blue-blind)

#308597

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #646ed5;
/* rgb */ color: rgb(100, 110, 213);
/* oklch */ color: oklch(58.1% 0.156 276.2);

Tailwind

colors: {
  custom: {
    50: '#9897e2',
    500: '#646ed5',
    950: '#000000',
  },
}

SCSS

$custom: #646ed5;
$custom-light: #9897e2;
$custom-dark: #000000;

JSON

{
  "hex": "#646ed5",
  "rgb": {
    "r": 100,
    "g": 110,
    "b": 213
  },
  "hsl": {
    "h": 234.69,
    "s": 57.36,
    "l": 61.373
  },
  "oklch": {
    "l": 0.58114,
    "c": 0.15599,
    "h": 276.2
  },
  "luminance": 0.18665
}

Semantic roles & 50–950 ramp

primary

#646ED5

secondary

#E0DCB5

accent

#B621C5

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #646ED5

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

Preview Lab → · Contrast checker → · Palette generator →