#4F40BE#4F40BE

#4F40BE is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.7% C 0.189 H 281.6°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#4F40BE
RGB	rgb(79, 64, 190)
HSL	hsl(247, 50%, 50%)
HSV	hsv(247, 66%, 75%)
CMYK	cmyk(58.4%, 66.3%, 0%, 25.5%)
CIE-LAB	lab(36.07, 41.79, -64.21)
CIE-LCH	lch(36.07, 76.61, 303.06°)
OKLab	oklab(46.66% 0.038 -0.1848)
OKLCH	oklch(46.66% 0.189 281.6)
XYZ	xyz(14.3492, 9.0458, 49.6951)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.40

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F40BE #AFBE40

analogous

#4070BE #4F40BE #8E40BE

triadic

#4F40BE #BE4F40 #40BE4F

tetradic

#4F40BE #BE4070 #AFBE40 #40BE8E

square

#4F40BE #BE4070 #AFBE40 #40BE8E

split-complementary

#4F40BE #BE8E40 #70BE40

monochromatic

#292162 #3C3190 #4F40BE #796DCE #A39BDD

Accessibility & contrast

On white

7.47

#4F40BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#4F40BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F40BE

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F40BE	#FFFFFF	#000000	##FFFFFF
##4F40BE	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C2

Deuteranopia (green-blind)

#0050BC

Tritanopia (blue-blind)

#076079

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4f40be;
/* rgb */ color: rgb(79, 64, 190);
/* oklch */ color: oklch(46.7% 0.189 281.6);

Tailwind

colors: {
  custom: {
    50: '#8c76d3',
    500: '#4f40be',
    950: '#000000',
  },
}

SCSS

$custom: #4f40be;
$custom-light: #8c76d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4f40be",
  "rgb": {
    "r": 79,
    "g": 64,
    "b": 190
  },
  "hsl": {
    "h": 247.143,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46661,
    "c": 0.18864,
    "h": 281.6
  },
  "luminance": 0.09047
}

Semantic roles & 50–950 ramp

primary

#4F40BE

secondary

#C3C990

accent

#D94FC9

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4F40BE

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

Preview Lab → · Contrast checker → · Palette generator →