#4F56CC#4F56CC

#4F56CC is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.5% C 0.180 H 275.5°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#4F56CC
RGB	rgb(79, 86, 204)
HSL	hsl(237, 55%, 55%)
HSV	hsv(237, 61%, 80%)
CMYK	cmyk(61.3%, 57.8%, 0%, 20%)
CIE-LAB	lab(42.27, 33.00, -62.25)
CIE-LCH	lch(42.27, 70.46, 297.92°)
OKLab	oklab(51.55% 0.0174 -0.1789)
OKLCH	oklch(51.55% 0.18 275.5)
XYZ	xyz(17.4478, 12.6761, 58.6423)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F56CC #CCC54F

analogous

#4F94CC #4F56CC #864FCC

triadic

#4F56CC #CC4F56 #56CC4F

tetradic

#4F56CC #CC4F94 #CCC54F #4FCC86

square

#4F56CC #CC4F94 #CCC54F #4FCC86

split-complementary

#4F56CC #CC864F #94CC4F

monochromatic

#24297D #3239AC #4F56CC #7E84DA #AEB1E7

Accessibility & contrast

On white

5.94

#4F56CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#4F56CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F56CC

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F56CC	#FFFFFF	#000000	##FFFFFF
##4F56CC	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D0

Deuteranopia (green-blind)

#005ECA

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4f56cc;
/* rgb */ color: rgb(79, 86, 204);
/* oklch */ color: oklch(51.5% 0.180 275.5);

Tailwind

colors: {
  custom: {
    50: '#8d85dc',
    500: '#4f56cc',
    950: '#000000',
  },
}

SCSS

$custom: #4f56cc;
$custom-light: #8d85dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f56cc",
  "rgb": {
    "r": 79,
    "g": 86,
    "b": 204
  },
  "hsl": {
    "h": 236.64,
    "s": 55.066,
    "l": 55.49
  },
  "oklch": {
    "l": 0.51548,
    "c": 0.17977,
    "h": 275.5
  },
  "luminance": 0.12677
}

Semantic roles & 50–950 ramp

primary

#4F56CC

secondary

#D5D3A1

accent

#D649DE

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F56CC

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

Preview Lab → · Contrast checker → · Palette generator →