#4F53CC#4F53CC

#4F53CC is a mid, vivid blue. Relative luminance 0.122; OKLCH L 51.0% C 0.184 H 276.3°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#4F53CC
RGB	rgb(79, 83, 204)
HSL	hsl(238, 55%, 55%)
HSV	hsv(238, 61%, 80%)
CMYK	cmyk(61.3%, 59.3%, 0%, 20%)
CIE-LAB	lab(41.54, 34.85, -63.44)
CIE-LCH	lch(41.54, 72.38, 298.79°)
OKLab	oklab(51.01% 0.0201 -0.1824)
OKLCH	oklch(51.01% 0.184 276.3)
XYZ	xyz(17.2132, 12.2071, 58.5641)
Luminance	0.1221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F53CC #CCC84F

analogous

#4F91CC #4F53CC #894FCC

triadic

#4F53CC #CC4F53 #53CC4F

tetradic

#4F53CC #CC4F91 #CCC84F #4FCC89

square

#4F53CC #CC4F91 #CCC84F #4FCC89

split-complementary

#4F53CC #CC894F #91CC4F

monochromatic

#24277D #3236AC #4F53CC #7E81DA #AEB0E7

Accessibility & contrast

On white

6.10

#4F53CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#4F53CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F53CC

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F53CC	#FFFFFF	#000000	##FFFFFF
##4F53CC	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D0

Deuteranopia (green-blind)

#005DCA

Tritanopia (blue-blind)

#007087

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4f53cc;
/* rgb */ color: rgb(79, 83, 204);
/* oklch */ color: oklch(51.0% 0.184 276.3);

Tailwind

colors: {
  custom: {
    50: '#8d83dc',
    500: '#4f53cc',
    950: '#000000',
  },
}

SCSS

$custom: #4f53cc;
$custom-light: #8d83dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f53cc",
  "rgb": {
    "r": 79,
    "g": 83,
    "b": 204
  },
  "hsl": {
    "h": 238.08,
    "s": 55.066,
    "l": 55.49
  },
  "oklch": {
    "l": 0.51009,
    "c": 0.18353,
    "h": 276.3
  },
  "luminance": 0.12208
}

Semantic roles & 50–950 ramp

primary

#4F53CC

secondary

#D5D4A1

accent

#DA49DE

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4F53CC

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

Preview Lab → · Contrast checker → · Palette generator →