#4E40A4#4E40A4

#4E40A4 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.4% C 0.155 H 284.5°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#4E40A4
RGB	rgb(78, 64, 164)
HSL	hsl(248, 44%, 45%)
HSV	hsv(248, 61%, 64%)
CMYK	cmyk(52.4%, 61%, 0%, 35.7%)
CIE-LAB	lab(33.91, 33.40, -52.29)
CIE-LCH	lch(33.91, 62.05, 302.57°)
OKLab	oklab(44.42% 0.0389 -0.1498)
OKLCH	oklch(44.42% 0.155 284.5)
XYZ	xyz(11.6741, 7.9662, 36.0373)
Luminance	0.0797 (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

#4E40A4 #96A440

analogous

#4064A4 #4E40A4 #8040A4

triadic

#4E40A4 #A44E40 #40A44E

tetradic

#4E40A4 #A44064 #96A440 #40A480

square

#4E40A4 #A44064 #96A440 #40A480

split-complementary

#4E40A4 #A48040 #64A440

monochromatic

#241E4C #392F78 #4E40A4 #6E60C1 #968CD2

Accessibility & contrast

On white

8.10

#4E40A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#4E40A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E40A4

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E40A4	#FFFFFF	#000000	##FFFFFF
##4E40A4	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A7

Deuteranopia (green-blind)

#004DA2

Tritanopia (blue-blind)

#2C586C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4e40a4;
/* rgb */ color: rgb(78, 64, 164);
/* oklch */ color: oklch(44.4% 0.155 284.5);

Tailwind

colors: {
  custom: {
    50: '#8775c0',
    500: '#4e40a4',
    950: '#000000',
  },
}

SCSS

$custom: #4e40a4;
$custom-light: #8775c0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e40a4",
  "rgb": {
    "r": 78,
    "g": 64,
    "b": 164
  },
  "hsl": {
    "h": 248.4,
    "s": 43.86,
    "l": 44.706
  },
  "oklch": {
    "l": 0.44419,
    "c": 0.15475,
    "h": 284.5
  },
  "luminance": 0.07967
}

Semantic roles & 50–950 ramp

primary

#4E40A4

secondary

#B5BD83

accent

#D454C2

background

#F8F7FB

surface

#F0EDF7

border

#CBC8D0

text

#0C0812

muted

#7D7B81

Preview Lab

Preview with #4E40A4

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

Preview Lab → · Contrast checker → · Palette generator →