#4E40A5#4E40A5

#4E40A5 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.5% C 0.156 H 284.4°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#4E40A5
RGB	rgb(78, 64, 165)
HSL	hsl(248, 44%, 45%)
HSV	hsv(248, 61%, 65%)
CMYK	cmyk(52.7%, 61.2%, 0%, 35.3%)
CIE-LAB	lab(33.99, 33.72, -52.77)
CIE-LCH	lch(33.99, 62.62, 302.58°)
OKLab	oklab(44.5% 0.0388 -0.1512)
OKLCH	oklch(44.5% 0.156 284.4)
XYZ	xyz(11.7648, 8.0025, 36.5147)
Luminance	0.0800 (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

#4E40A5 #97A540

analogous

#4064A5 #4E40A5 #8140A5

triadic

#4E40A5 #A54E40 #40A54E

tetradic

#4E40A5 #A54064 #97A540 #40A581

square

#4E40A5 #A54064 #97A540 #40A581

split-complementary

#4E40A5 #A58140 #64A540

monochromatic

#241E4D #392F79 #4E40A5 #6E61C2 #968DD3

Accessibility & contrast

On white

8.08

#4E40A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#4E40A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E40A5

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E40A5	#FFFFFF	#000000	##FFFFFF
##4E40A5	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A8

Deuteranopia (green-blind)

#004DA3

Tritanopia (blue-blind)

#2B586C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4e40a5;
/* rgb */ color: rgb(78, 64, 165);
/* oklch */ color: oklch(44.5% 0.156 284.4);

Tailwind

colors: {
  custom: {
    50: '#8775c0',
    500: '#4e40a5',
    950: '#000000',
  },
}

SCSS

$custom: #4e40a5;
$custom-light: #8775c0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e40a5",
  "rgb": {
    "r": 78,
    "g": 64,
    "b": 165
  },
  "hsl": {
    "h": 248.317,
    "s": 44.105,
    "l": 44.902
  },
  "oklch": {
    "l": 0.44498,
    "c": 0.1561,
    "h": 284.4
  },
  "luminance": 0.08003
}

Semantic roles & 50–950 ramp

primary

#4E40A5

secondary

#B6BE83

accent

#D454C2

background

#F8F7FB

surface

#F0EDF7

border

#CBC8D0

text

#0C0812

muted

#7D7B81

Preview Lab

Preview with #4E40A5

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

Preview Lab → · Contrast checker → · Palette generator →