#4F59BE#4F59BE

#4F59BE is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.1% C 0.157 H 275.1°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#4F59BE
RGB	rgb(79, 89, 190)
HSL	hsl(235, 46%, 53%)
HSV	hsv(235, 58%, 75%)
CMYK	cmyk(58.4%, 53.2%, 0%, 25.5%)
CIE-LAB	lab(42.04, 26.43, -54.52)
CIE-LCH	lch(42.04, 60.59, 295.86°)
OKLab	oklab(51.06% 0.014 -0.1561)
OKLCH	oklch(51.06% 0.157 275.1)
XYZ	xyz(16.0881, 12.5235, 50.2747)
Luminance	0.1253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F59BE #BEB44F

analogous

#4F90BE #4F59BE #7D4FBE

triadic

#4F59BE #BE4F59 #59BE4F

tetradic

#4F59BE #BE4F90 #BEB44F #4FBE7D

square

#4F59BE #BE4F90 #BEB44F #4FBE7D

split-complementary

#4F59BE #BE7D4F #90BE4F

monochromatic

#282E6B #384198 #4F59BE #7C83CF #A8ADDF

Accessibility & contrast

On white

5.99

#4F59BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#4F59BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F59BE

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F59BE	#FFFFFF	#000000	##FFFFFF
##4F59BE	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C68C2

Deuteranopia (green-blind)

#005FBC

Tritanopia (blue-blind)

#007083

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4f59be;
/* rgb */ color: rgb(79, 89, 190);
/* oklch */ color: oklch(51.1% 0.157 275.1);

Tailwind

colors: {
  custom: {
    50: '#8a87d2',
    500: '#4f59be',
    950: '#000000',
  },
}

SCSS

$custom: #4f59be;
$custom-light: #8a87d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f59be",
  "rgb": {
    "r": 79,
    "g": 89,
    "b": 190
  },
  "hsl": {
    "h": 234.595,
    "s": 46.058,
    "l": 52.745
  },
  "oklch": {
    "l": 0.5106,
    "c": 0.15678,
    "h": 275.1
  },
  "luminance": 0.12525
}

Semantic roles & 50–950 ramp

primary

#4F59BE

secondary

#CCC89C

accent

#CA52D6

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0D0B14

muted

#7D7C83

Preview Lab

Preview with #4F59BE

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

Preview Lab → · Contrast checker → · Palette generator →