#4D40D9#4D40D9

#4D40D9 is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 48.9% C 0.222 H 278.1°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#4D40D9
RGB	rgb(77, 64, 217)
HSL	hsl(245, 67%, 55%)
HSV	hsv(245, 71%, 85%)
CMYK	cmyk(64.5%, 70.5%, 0%, 14.9%)
CIE-LAB	lab(38.29, 49.96, -76.24)
CIE-LCH	lch(38.29, 91.16, 303.24°)
OKLab	oklab(48.94% 0.0313 -0.2201)
OKLCH	oklch(48.94% 0.222 278.1)
XYZ	xyz(17.4143, 10.2529, 66.6935)
Luminance	0.1025 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.65

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D40D9 #CCD940

analogous

#4080D9 #4D40D9 #9940D9

triadic

#4D40D9 #D94D40 #40D94D

tetradic

#4D40D9 #D94080 #CCD940 #40D999

square

#4D40D9 #D94080 #CCD940 #40D999

split-complementary

#4D40D9 #D99940 #80D940

monochromatic

#231A84 #3124B7 #4D40D9 #7D73E3 #ACA6ED

Accessibility & contrast

On white

6.88

#4D40D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#4D40D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D40D9

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D40D9	#FFFFFF	#000000	##FFFFFF
##4D40D9	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	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: #4d40d9;
/* rgb */ color: rgb(77, 64, 217);
/* oklch */ color: oklch(48.9% 0.222 278.1);

Tailwind

colors: {
  custom: {
    50: '#9077e6',
    500: '#4d40d9',
    950: '#000000',
  },
}

SCSS

$custom: #4d40d9;
$custom-light: #9077e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d40d9",
  "rgb": {
    "r": 77,
    "g": 64,
    "b": 217
  },
  "hsl": {
    "h": 245.098,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.48944,
    "c": 0.22231,
    "h": 278.1
  },
  "luminance": 0.10254
}

Semantic roles & 50–950 ramp

primary

#4D40D9

secondary

#D5DA9A

accent

#EA3EDB

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4D40D9

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

Preview Lab → · Contrast checker → · Palette generator →