#4E40D9#4E40D9

#4E40D9 is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 49.0% C 0.222 H 278.4°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#4E40D9
RGB	rgb(78, 64, 217)
HSL	hsl(245, 67%, 55%)
HSV	hsv(245, 71%, 85%)
CMYK	cmyk(64.1%, 70.5%, 0%, 14.9%)
CIE-LAB	lab(38.37, 50.09, -76.12)
CIE-LCH	lch(38.37, 91.12, 303.34°)
OKLab	oklab(49.02% 0.0326 -0.2197)
OKLCH	oklch(49.02% 0.222 278.4)
XYZ	xyz(17.4956, 10.2948, 66.6973)
Luminance	0.1030 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.61

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E40D9 #CBD940

analogous

#407FD9 #4E40D9 #9A40D9

triadic

#4E40D9 #D94E40 #40D94E

tetradic

#4E40D9 #D9407F #CBD940 #40D99A

square

#4E40D9 #D9407F #CBD940 #40D99A

split-complementary

#4E40D9 #D99A40 #7FD940

monochromatic

#241A84 #3224B7 #4E40D9 #7D73E3 #ADA6ED

Accessibility & contrast

On white

6.86

#4E40D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#4E40D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E40D9

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E40D9	#FFFFFF	#000000	##FFFFFF
##4E40D9	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	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: #4e40d9;
/* rgb */ color: rgb(78, 64, 217);
/* oklch */ color: oklch(49.0% 0.222 278.4);

Tailwind

colors: {
  custom: {
    50: '#9077e6',
    500: '#4e40d9',
    950: '#000000',
  },
}

SCSS

$custom: #4e40d9;
$custom-light: #9077e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4e40d9",
  "rgb": {
    "r": 78,
    "g": 64,
    "b": 217
  },
  "hsl": {
    "h": 245.49,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.49016,
    "c": 0.22211,
    "h": 278.4
  },
  "luminance": 0.10296
}

Semantic roles & 50–950 ramp

primary

#4E40D9

secondary

#D5DA9A

accent

#EA3EDA

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4E40D9

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

Preview Lab → · Contrast checker → · Palette generator →