#4F53DD#4F53DD

#4F53DD is a mid, highly saturated blue. Relative luminance 0.131; OKLCH L 52.4% C 0.206 H 275.4°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#4F53DD
RGB	rgb(79, 83, 221)
HSL	hsl(238, 68%, 59%)
HSV	hsv(238, 64%, 87%)
CMYK	cmyk(64.3%, 62.4%, 0%, 13.3%)
CIE-LAB	lab(42.86, 40.48, -71.04)
CIE-LCH	lch(42.86, 81.76, 299.68°)
OKLab	oklab(52.39% 0.0194 -0.2048)
OKLCH	oklch(52.39% 0.206 275.4)
XYZ	xyz(19.3646, 13.0676, 69.8944)
Luminance	0.1307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F53DD #DDD94F

analogous

#4F9ADD #4F53DD #924FDD

triadic

#4F53DD #DD4F53 #53DD4F

tetradic

#4F53DD #DD4F9A #DDD94F #4FDD92

square

#4F53DD #DD4F9A #DDD94F #4FDD92

split-complementary

#4F53DD #DD924F #9ADD4F

monochromatic

#1D2095 #272BC8 #4F53DD #8285E7 #B6B7F1

Accessibility & contrast

On white

5.81

#4F53DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#4F53DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F53DD

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F53DD	#FFFFFF	#000000	##FFFFFF
##4F53DD	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CE1

Deuteranopia (green-blind)

#005FDA

Tritanopia (blue-blind)

#007690

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4f53dd;
/* rgb */ color: rgb(79, 83, 221);
/* oklch */ color: oklch(52.4% 0.206 275.4);

Tailwind

colors: {
  custom: {
    50: '#9083e9',
    500: '#4f53dd',
    950: '#000000',
  },
}

SCSS

$custom: #4f53dd;
$custom-light: #9083e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f53dd",
  "rgb": {
    "r": 79,
    "g": 83,
    "b": 221
  },
  "hsl": {
    "h": 238.31,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.52394,
    "c": 0.20568,
    "h": 275.4
  },
  "luminance": 0.13069
}

Semantic roles & 50–950 ramp

primary

#4F53DD

secondary

#E0DEA8

accent

#E63DEA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4F53DD

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

Preview Lab → · Contrast checker → · Palette generator →