#4F64D9#4F64D9

#4F64D9 is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.1% C 0.180 H 271.6°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#4F64D9
RGB	rgb(79, 100, 217)
HSL	hsl(231, 64%, 58%)
HSV	hsv(231, 64%, 85%)
CMYK	cmyk(63.6%, 53.9%, 0%, 14.9%)
CIE-LAB	lab(46.69, 28.67, -62.54)
CIE-LCH	lch(46.69, 68.80, 294.63°)
OKLab	oklab(55.14% 0.005 -0.1796)
OKLCH	oklch(55.14% 0.18 271.6)
XYZ	xyz(20.3018, 15.7846, 67.6090)
Luminance	0.1579 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F64D9 #D9C44F

analogous

#4FA9D9 #4F64D9 #7F4FD9

triadic

#4F64D9 #D94F64 #64D94F

tetradic

#4F64D9 #D94FA9 #D9C44F #4FD97F

square

#4F64D9 #D94FA9 #D9C44F #4FD97F

split-complementary

#4F64D9 #D97F4F #A9D94F

monochromatic

#1F308F #2A41C1 #4F64D9 #8190E4 #B4BDEF

Accessibility & contrast

On white

5.05

#4F64D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#4F64D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F64D9

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F64D9	#FFFFFF	#000000	##FFFFFF
##4F64D9	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D75DD

Deuteranopia (green-blind)

#0069D7

Tritanopia (blue-blind)

#008095

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4f64d9;
/* rgb */ color: rgb(79, 100, 217);
/* oklch */ color: oklch(55.1% 0.180 271.6);

Tailwind

colors: {
  custom: {
    50: '#8e8fe5',
    500: '#4f64d9',
    950: '#000000',
  },
}

SCSS

$custom: #4f64d9;
$custom-light: #8e8fe5;
$custom-dark: #000000;

JSON

{
  "hex": "#4f64d9",
  "rgb": {
    "r": 79,
    "g": 100,
    "b": 217
  },
  "hsl": {
    "h": 230.87,
    "s": 64.486,
    "l": 58.039
  },
  "oklch": {
    "l": 0.5514,
    "c": 0.17969,
    "h": 271.6
  },
  "luminance": 0.15786
}

Semantic roles & 50–950 ramp

primary

#4F64D9

secondary

#DDD5A6

accent

#CE40E7

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4F64D9

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

Preview Lab → · Contrast checker → · Palette generator →