#4F40D9#4F40D9

#4F40D9 is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 49.1% C 0.222 H 278.8°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#4F40D9
RGB	rgb(79, 64, 217)
HSL	hsl(246, 67%, 55%)
HSV	hsv(246, 71%, 85%)
CMYK	cmyk(63.6%, 70.5%, 0%, 14.9%)
CIE-LAB	lab(38.44, 50.21, -75.99)
CIE-LCH	lch(38.44, 91.08, 303.45°)
OKLab	oklab(49.09% 0.0339 -0.2193)
OKLCH	oklch(49.09% 0.222 278.8)
XYZ	xyz(17.5782, 10.3374, 66.7012)
Luminance	0.1034 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.58

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F40D9 #CAD940

analogous

#407ED9 #4F40D9 #9B40D9

triadic

#4F40D9 #D94F40 #40D94F

tetradic

#4F40D9 #D9407E #CAD940 #40D99B

square

#4F40D9 #D9407E #CAD940 #40D99B

split-complementary

#4F40D9 #D99B40 #7ED940

monochromatic

#251A84 #3324B7 #4F40D9 #7E73E3 #ADA6ED

Accessibility & contrast

On white

6.85

#4F40D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#4F40D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F40D9

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F40D9	#FFFFFF	#000000	##FFFFFF
##4F40D9	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060DE

Deuteranopia (green-blind)

#0054D6

Tritanopia (blue-blind)

#006A88

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4f40d9;
/* rgb */ color: rgb(79, 64, 217);
/* oklch */ color: oklch(49.1% 0.222 278.8);

Tailwind

colors: {
  custom: {
    50: '#9077e6',
    500: '#4f40d9',
    950: '#000000',
  },
}

SCSS

$custom: #4f40d9;
$custom-light: #9077e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f40d9",
  "rgb": {
    "r": 79,
    "g": 64,
    "b": 217
  },
  "hsl": {
    "h": 245.882,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.49088,
    "c": 0.22191,
    "h": 278.8
  },
  "luminance": 0.10339
}

Semantic roles & 50–950 ramp

primary

#4F40D9

secondary

#D4DA9A

accent

#EA3ED9

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4F40D9

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

Preview Lab → · Contrast checker → · Palette generator →