#4B64BC#4B64BC

#4B64BC is a mid, vivid blue. Relative luminance 0.142; OKLCH L 52.9% C 0.141 H 269.2°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#4B64BC
RGB	rgb(75, 100, 188)
HSL	hsl(227, 46%, 52%)
HSV	hsv(227, 60%, 74%)
CMYK	cmyk(60.1%, 46.8%, 0%, 26.3%)
CIE-LAB	lab(44.57, 18.01, -49.29)
CIE-LCH	lch(44.57, 52.48, 290.07°)
OKLab	oklab(52.88% -0.0019 -0.1407)
OKLCH	oklch(52.88% 0.141 269.2)
XYZ	xyz(16.5329, 14.2397, 49.4445)
Luminance	0.1424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B64BC #BCA34B

analogous

#4B9DBC #4B64BC #6B4BBC

triadic

#4B64BC #BC4B64 #64BC4B

tetradic

#4B64BC #BC4B9D #BCA34B #4BBC6B

square

#4B64BC #BC4B9D #BCA34B #4BBC6B

split-complementary

#4B64BC #BC6B4B #9DBC4B

monochromatic

#263466 #374B93 #4B64BC #788ACD #A4B1DD

Accessibility & contrast

On white

5.46

#4B64BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#4B64BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B64BC

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B64BC	#FFFFFF	#000000	##FFFFFF
##4B64BC	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A6FBF

Deuteranopia (green-blind)

#2865BA

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4b64bc;
/* rgb */ color: rgb(75, 100, 188);
/* oklch */ color: oklch(52.9% 0.141 269.2);

Tailwind

colors: {
  custom: {
    50: '#878fd1',
    500: '#4b64bc',
    950: '#000000',
  },
}

SCSS

$custom: #4b64bc;
$custom-light: #878fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b64bc",
  "rgb": {
    "r": 75,
    "g": 100,
    "b": 188
  },
  "hsl": {
    "h": 226.726,
    "s": 45.749,
    "l": 51.569
  },
  "oklch": {
    "l": 0.52875,
    "c": 0.14074,
    "h": 269.2
  },
  "luminance": 0.14241
}

Semantic roles & 50–950 ramp

primary

#4B64BC

secondary

#CABF99

accent

#B852D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4B64BC

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

Preview Lab → · Contrast checker → · Palette generator →