#4C56CF#4C56CF

#4C56CF is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.6% C 0.185 H 274.4°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#4C56CF
RGB	rgb(76, 86, 207)
HSL	hsl(235, 58%, 55%)
HSV	hsv(235, 63%, 81%)
CMYK	cmyk(63.3%, 58.5%, 0%, 18.8%)
CIE-LAB	lab(42.30, 33.51, -63.94)
CIE-LCH	lch(42.30, 72.19, 297.66°)
OKLab	oklab(51.59% 0.014 -0.184)
OKLCH	oklch(51.59% 0.185 274.4)
XYZ	xyz(17.5671, 12.6956, 60.5441)
Luminance	0.1270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C56CF #CFC54C

analogous

#4C97CF #4C56CF #834CCF

triadic

#4C56CF #CF4C56 #56CF4C

tetradic

#4C56CF #CF4C97 #CFC54C #4CCF83

square

#4C56CF #CF4C97 #CFC54C #4CCF83

split-complementary

#4C56CF #CF834C #97CF4C

monochromatic

#22297F #2F39AF #4C56CF #7C84DC #ADB1E9

Accessibility & contrast

On white

5.93

#4C56CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#4C56CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C56CF

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C56CF	#FFFFFF	#000000	##FFFFFF
##4C56CF	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD3

Deuteranopia (green-blind)

#005ECD

Tritanopia (blue-blind)

#00748A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4c56cf;
/* rgb */ color: rgb(76, 86, 207);
/* oklch */ color: oklch(51.6% 0.185 274.4);

Tailwind

colors: {
  custom: {
    50: '#8c85df',
    500: '#4c56cf',
    950: '#000000',
  },
}

SCSS

$custom: #4c56cf;
$custom-light: #8c85df;
$custom-dark: #000000;

JSON

{
  "hex": "#4c56cf",
  "rgb": {
    "r": 76,
    "g": 86,
    "b": 207
  },
  "hsl": {
    "h": 235.42,
    "s": 57.709,
    "l": 55.49
  },
  "oklch": {
    "l": 0.5159,
    "c": 0.18451,
    "h": 274.4
  },
  "luminance": 0.12697
}

Semantic roles & 50–950 ramp

primary

#4C56CF

secondary

#D7D3A0

accent

#D547E1

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4C56CF

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

Preview Lab → · Contrast checker → · Palette generator →