#4B64CC#4B64CC

#4B64CC is a mid, vivid blue. Relative luminance 0.150; OKLCH L 54.0% C 0.163 H 270.0°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#4B64CC
RGB	rgb(75, 100, 204)
HSL	hsl(228, 56%, 55%)
HSV	hsv(228, 63%, 80%)
CMYK	cmyk(63.2%, 51%, 0%, 20%)
CIE-LAB	lab(45.59, 23.53, -56.90)
CIE-LCH	lch(45.59, 61.57, 292.46°)
OKLab	oklab(53.97% 0 -0.1631)
OKLCH	oklch(53.97% 0.163 270)
XYZ	xyz(18.3542, 14.9682, 59.0369)
Luminance	0.1497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B64CC #CCB34B

analogous

#4BA5CC #4B64CC #734BCC

triadic

#4B64CC #CC4B64 #64CC4B

tetradic

#4B64CC #CC4BA5 #CCB34B #4BCC73

square

#4B64CC #CC4BA5 #CCB34B #4BCC73

split-complementary

#4B64CC #CC734B #A5CC4B

monochromatic

#23347A #3048AA #4B64CC #7B8DDA #AAB6E7

Accessibility & contrast

On white

5.26

#4B64CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#4B64CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B64CC

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B64CC	#FFFFFF	#000000	##FFFFFF
##4B64CC	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2872D0

Deuteranopia (green-blind)

#0066CA

Tritanopia (blue-blind)

#007C8E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4b64cc;
/* rgb */ color: rgb(75, 100, 204);
/* oklch */ color: oklch(54.0% 0.163 270.0);

Tailwind

colors: {
  custom: {
    50: '#8a8fdc',
    500: '#4b64cc',
    950: '#000000',
  },
}

SCSS

$custom: #4b64cc;
$custom-light: #8a8fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b64cc",
  "rgb": {
    "r": 75,
    "g": 100,
    "b": 204
  },
  "hsl": {
    "h": 228.372,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.53973,
    "c": 0.16311,
    "h": 270
  },
  "luminance": 0.1497
}

Semantic roles & 50–950 ramp

primary

#4B64CC

secondary

#D5CA9E

accent

#C249DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4B64CC

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

Preview Lab → · Contrast checker → · Palette generator →