#4F64BF#4F64BF

#4F64BF is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.3% C 0.144 H 271.0°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#4F64BF
RGB	rgb(79, 100, 191)
HSL	hsl(229, 47%, 53%)
HSV	hsv(229, 59%, 75%)
CMYK	cmyk(58.6%, 47.6%, 0%, 25.1%)
CIE-LAB	lab(44.99, 19.82, -50.34)
CIE-LCH	lch(44.99, 54.10, 291.48°)
OKLab	oklab(53.32% 0.0026 -0.1437)
OKLCH	oklch(53.32% 0.144 271)
XYZ	xyz(17.1825, 14.5369, 51.1805)
Luminance	0.1454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F64BF #BFAA4F

analogous

#4F9CBF #4F64BF #724FBF

triadic

#4F64BF #BF4F64 #64BF4F

tetradic

#4F64BF #BF4F9C #BFAA4F #4FBF72

square

#4F64BF #BF4F9C #BFAA4F #4FBF72

split-complementary

#4F64BF #BF724F #9CBF4F

monochromatic

#27346C #384A99 #4F64BF #7C8CCF #A9B3E0

Accessibility & contrast

On white

5.37

#4F64BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#4F64BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F64BF

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F64BF	#FFFFFF	#000000	##FFFFFF
##4F64BF	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3870C2

Deuteranopia (green-blind)

#2666BD

Tritanopia (blue-blind)

#007888

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4f64bf;
/* rgb */ color: rgb(79, 100, 191);
/* oklch */ color: oklch(53.3% 0.144 271.0);

Tailwind

colors: {
  custom: {
    50: '#8a8fd3',
    500: '#4f64bf',
    950: '#000000',
  },
}

SCSS

$custom: #4f64bf;
$custom-light: #8a8fd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4f64bf",
  "rgb": {
    "r": 79,
    "g": 100,
    "b": 191
  },
  "hsl": {
    "h": 228.75,
    "s": 46.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.53315,
    "c": 0.14377,
    "h": 271
  },
  "luminance": 0.14538
}

Semantic roles & 50–950 ramp

primary

#4F64BF

secondary

#CDC49D

accent

#BD51D6

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #4F64BF

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

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