#4F55BE#4F55BE

#4F55BE is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.3% C 0.162 H 276.4°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#4F55BE
RGB	rgb(79, 85, 190)
HSL	hsl(237, 46%, 53%)
HSV	hsv(237, 58%, 75%)
CMYK	cmyk(58.4%, 55.3%, 0%, 25.5%)
CIE-LAB	lab(41.02, 28.95, -56.16)
CIE-LCH	lch(41.02, 63.19, 297.27°)
OKLab	oklab(50.3% 0.0181 -0.161)
OKLCH	oklch(50.3% 0.162 276.4)
XYZ	xyz(15.7642, 11.8758, 50.1668)
Luminance	0.1188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F55BE #BEB84F

analogous

#4F8CBE #4F55BE #814FBE

triadic

#4F55BE #BE4F55 #55BE4F

tetradic

#4F55BE #BE4F8C #BEB84F #4FBE81

square

#4F55BE #BE4F8C #BEB84F #4FBE81

split-complementary

#4F55BE #BE814F #8CBE4F

monochromatic

#282B6B #383D98 #4F55BE #7C80CF #A8ABDF

Accessibility & contrast

On white

6.22

#4F55BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4F55BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F55BE

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F55BE	#FFFFFF	#000000	##FFFFFF
##4F55BE	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0765C2

Deuteranopia (green-blind)

#005CBC

Tritanopia (blue-blind)

#006E81

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4f55be;
/* rgb */ color: rgb(79, 85, 190);
/* oklch */ color: oklch(50.3% 0.162 276.4);

Tailwind

colors: {
  custom: {
    50: '#8a84d2',
    500: '#4f55be',
    950: '#000000',
  },
}

SCSS

$custom: #4f55be;
$custom-light: #8a84d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f55be",
  "rgb": {
    "r": 79,
    "g": 85,
    "b": 190
  },
  "hsl": {
    "h": 236.757,
    "s": 46.058,
    "l": 52.745
  },
  "oklch": {
    "l": 0.50298,
    "c": 0.16204,
    "h": 276.4
  },
  "luminance": 0.11877
}

Semantic roles & 50–950 ramp

primary

#4F55BE

secondary

#CCCA9C

accent

#CF52D6

background

#F9F8FD

surface

#F1EFFA

border

#CBCAD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #4F55BE

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

Preview Lab → · Contrast checker → · Palette generator →