#4D40DB#4D40DB

#4D40DB is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 49.1% C 0.225 H 277.9°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#4D40DB
RGB	rgb(77, 64, 219)
HSL	hsl(245, 68%, 55%)
HSV	hsv(245, 71%, 86%)
CMYK	cmyk(64.8%, 70.8%, 0%, 14.1%)
CIE-LAB	lab(38.48, 50.59, -77.09)
CIE-LCH	lch(38.48, 92.20, 303.27°)
OKLab	oklab(49.13% 0.0309 -0.2226)
OKLCH	oklch(49.13% 0.225 277.9)
XYZ	xyz(17.6760, 10.3576, 68.0718)
Luminance	0.1036 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.82

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D40DB #CEDB40

analogous

#4081DB #4D40DB #9A40DB

triadic

#4D40DB #DB4D40 #40DB4D

tetradic

#4D40DB #DB4081 #CEDB40 #40DB9A

square

#4D40DB #DB4081 #CEDB40 #40DB9A

split-complementary

#4D40DB #DB9A40 #81DB40

monochromatic

#231987 #3023BB #4D40DB #7D73E5 #ADA7EE

Accessibility & contrast

On white

6.84

#4D40DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#4D40DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D40DB

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D40DB	#FFFFFF	#000000	##FFFFFF
##4D40DB	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061E0

Deuteranopia (green-blind)

#0054D8

Tritanopia (blue-blind)

#006B89

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4d40db;
/* rgb */ color: rgb(77, 64, 219);
/* oklch */ color: oklch(49.1% 0.225 277.9);

Tailwind

colors: {
  custom: {
    50: '#9077e7',
    500: '#4d40db',
    950: '#000000',
  },
}

SCSS

$custom: #4d40db;
$custom-light: #9077e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4d40db",
  "rgb": {
    "r": 77,
    "g": 64,
    "b": 219
  },
  "hsl": {
    "h": 245.032,
    "s": 68.282,
    "l": 55.49
  },
  "oklch": {
    "l": 0.49131,
    "c": 0.2247,
    "h": 277.9
  },
  "luminance": 0.10359
}

Semantic roles & 50–950 ramp

primary

#4D40DB

secondary

#D6DC9B

accent

#EB3DDD

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4D40DB

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

Preview Lab → · Contrast checker → · Palette generator →