#6464EB#6464EB

#6464EB is a mid, vivid blue. Relative luminance 0.178; OKLCH L 57.8% C 0.199 H 278.2°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#6464EB
RGB	rgb(100, 100, 235)
HSL	hsl(240, 77%, 66%)
HSV	hsv(240, 57%, 92%)
CMYK	cmyk(57.4%, 57.4%, 0%, 7.8%)
CIE-LAB	lab(49.28, 38.15, -68.46)
CIE-LCH	lch(49.28, 78.37, 299.13°)
OKLab	oklab(57.81% 0.0283 -0.1965)
OKLCH	oklch(57.81% 0.199 278.2)
XYZ	xyz(24.8033, 17.8201, 80.7137)
Luminance	0.1782 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6464EB #EBEB64

analogous

#64A7EB #6464EB #A764EB

triadic

#6464EB #EB6464 #64EB64

tetradic

#6464EB #EB64A7 #EBEB64 #64EBA7

square

#6464EB #EB64A7 #EBEB64 #64EBA7

split-complementary

#6464EB #EBA764 #A7EB64

monochromatic

#1818BC #2E2EE4 #6464EB #9A9AF2 #D0D0F9

Accessibility & contrast

On white

4.60

#6464EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#6464EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #6464EB

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6464EB	#FFFFFF	#000000	##FFFFFF
##6464EB	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007BF0

Deuteranopia (green-blind)

#0070E8

Tritanopia (blue-blind)

#06849E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #6464eb;
/* rgb */ color: rgb(100, 100, 235);
/* oklch */ color: oklch(57.8% 0.199 278.2);

Tailwind

colors: {
  custom: {
    50: '#9c90f2',
    500: '#6464eb',
    950: '#000000',
  },
}

SCSS

$custom: #6464eb;
$custom-light: #9c90f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6464eb",
  "rgb": {
    "r": 100,
    "g": 100,
    "b": 235
  },
  "hsl": {
    "h": 240,
    "s": 77.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.57813,
    "c": 0.19854,
    "h": 278.2
  },
  "luminance": 0.17822
}

Semantic roles & 50–950 ramp

primary

#6464EB

secondary

#ECECBF

accent

#D90CD9

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6464EB

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

Preview Lab → · Contrast checker → · Palette generator →