#4C40D3#4C40D3

#4C40D3 is a mid, highly saturated blue. Relative luminance 0.099; OKLCH L 48.3% C 0.215 H 278.3°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#4C40D3
RGB	rgb(76, 64, 211)
HSL	hsl(245, 63%, 54%)
HSV	hsv(245, 70%, 83%)
CMYK	cmyk(64%, 69.7%, 0%, 17.3%)
CIE-LAB	lab(37.67, 47.96, -73.81)
CIE-LCH	lch(37.67, 88.03, 303.02°)
OKLab	oklab(48.32% 0.031 -0.213)
OKLCH	oklch(48.32% 0.215 278.3)
XYZ	xyz(16.5680, 9.9051, 62.6542)
Luminance	0.0991 (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

#4C40D3 #C7D340

analogous

#407ED3 #4C40D3 #9640D3

triadic

#4C40D3 #D34C40 #40D34C

tetradic

#4C40D3 #D3407E #C7D340 #40D396

square

#4C40D3 #D3407E #C7D340 #40D396

split-complementary

#4C40D3 #D39640 #7ED340

monochromatic

#241D7C #3328AE #4C40D3 #7B72DE #A9A3EA

Accessibility & contrast

On white

7.04

#4C40D3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#4C40D3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C40D3

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C40D3	#FFFFFF	#000000	##FFFFFF
##4C40D3	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD7

Deuteranopia (green-blind)

#0053D0

Tritanopia (blue-blind)

#006885

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4c40d3;
/* rgb */ color: rgb(76, 64, 211);
/* oklch */ color: oklch(48.3% 0.215 278.3);

Tailwind

colors: {
  custom: {
    50: '#8e76e2',
    500: '#4c40d3',
    950: '#000000',
  },
}

SCSS

$custom: #4c40d3;
$custom-light: #8e76e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c40d3",
  "rgb": {
    "r": 76,
    "g": 64,
    "b": 211
  },
  "hsl": {
    "h": 244.898,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.48315,
    "c": 0.21526,
    "h": 278.3
  },
  "luminance": 0.09906
}

Semantic roles & 50–950 ramp

primary

#4C40D3

secondary

#D2D798

accent

#E642D8

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0915

muted

#7E7B84

Preview Lab

Preview with #4C40D3

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

Preview Lab → · Contrast checker → · Palette generator →