#4D40E3#4D40E3

#4D40E3 is a mid, highly saturated blue. Relative luminance 0.108; OKLCH L 49.9% C 0.234 H 277.2°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#4D40E3
RGB	rgb(77, 64, 227)
HSL	hsl(245, 74%, 57%)
HSV	hsv(245, 72%, 89%)
CMYK	cmyk(66.1%, 71.8%, 0%, 11%)
CIE-LAB	lab(39.22, 53.06, -80.43)
CIE-LCH	lch(39.22, 96.36, 303.41°)
OKLab	oklab(49.89% 0.0295 -0.2323)
OKLCH	oklch(49.89% 0.234 277.2)
XYZ	xyz(18.7546, 10.7890, 73.7523)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D40E3 #D6E340

analogous

#4085E3 #4D40E3 #9E40E3

triadic

#4D40E3 #E34D40 #40E34D

tetradic

#4D40E3 #E34085 #D6E340 #40E39E

square

#4D40E3 #E34085 #D6E340 #40E39E

split-complementary

#4D40E3 #E39E40 #85E340

monochromatic

#201693 #2B1DC8 #4D40E3 #7F75EB #B0ABF3

Accessibility & contrast

On white

6.65

#4D40E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#4D40E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D40E3

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D40E3	#FFFFFF	#000000	##FFFFFF
##4D40E3	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E8

Deuteranopia (green-blind)

#0055E0

Tritanopia (blue-blind)

#006E8E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4d40e3;
/* rgb */ color: rgb(77, 64, 227);
/* oklch */ color: oklch(49.9% 0.234 277.2);

Tailwind

colors: {
  custom: {
    50: '#9177ed',
    500: '#4d40e3',
    950: '#000000',
  },
}

SCSS

$custom: #4d40e3;
$custom-light: #9177ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4d40e3",
  "rgb": {
    "r": 77,
    "g": 64,
    "b": 227
  },
  "hsl": {
    "h": 244.785,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.49888,
    "c": 0.23419,
    "h": 277.2
  },
  "luminance": 0.10791
}

Semantic roles & 50–950 ramp

primary

#4D40E3

secondary

#DBE19E

accent

#F137E2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0F0916

muted

#7E7B84

Preview Lab

Preview with #4D40E3

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

Preview Lab → · Contrast checker → · Palette generator →