#4B56CC#4B56CC

#4B56CC is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.3% C 0.181 H 274.1°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#4B56CC
RGB	rgb(75, 86, 204)
HSL	hsl(235, 56%, 55%)
HSV	hsv(235, 63%, 80%)
CMYK	cmyk(63.2%, 57.8%, 0%, 20%)
CIE-LAB	lab(42.01, 32.34, -62.68)
CIE-LCH	lch(42.01, 70.53, 297.29°)
OKLab	oklab(51.29% 0.0129 -0.1803)
OKLCH	oklch(51.29% 0.181 274.1)
XYZ	xyz(17.1249, 12.5096, 58.6272)
Luminance	0.1251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B56CC #CCC14B

analogous

#4B96CC #4B56CC #814BCC

triadic

#4B56CC #CC4B56 #56CC4B

tetradic

#4B56CC #CC4B96 #CCC14B #4BCC81

square

#4B56CC #CC4B96 #CCC14B #4BCC81

split-complementary

#4B56CC #CC814B #96CC4B

monochromatic

#232A7A #303AAA #4B56CC #7B83DA #AAB0E7

Accessibility & contrast

On white

6.00

#4B56CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#4B56CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B56CC

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B56CC	#FFFFFF	#000000	##FFFFFF
##4B56CC	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D0

Deuteranopia (green-blind)

#005ECA

Tritanopia (blue-blind)

#007388

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4b56cc;
/* rgb */ color: rgb(75, 86, 204);
/* oklch */ color: oklch(51.3% 0.181 274.1);

Tailwind

colors: {
  custom: {
    50: '#8b85dc',
    500: '#4b56cc',
    950: '#000000',
  },
}

SCSS

$custom: #4b56cc;
$custom-light: #8b85dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b56cc",
  "rgb": {
    "r": 75,
    "g": 86,
    "b": 204
  },
  "hsl": {
    "h": 234.884,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.51291,
    "c": 0.18075,
    "h": 274.1
  },
  "luminance": 0.12511
}

Semantic roles & 50–950 ramp

primary

#4B56CC

secondary

#D5D09E

accent

#D249DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B56CC

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

Preview Lab → · Contrast checker → · Palette generator →