#4E40A9#4E40A9

#4E40A9 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.8% C 0.161 H 283.8°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#4E40A9
RGB	rgb(78, 64, 169)
HSL	hsl(248, 45%, 46%)
HSV	hsv(248, 62%, 66%)
CMYK	cmyk(53.8%, 62.1%, 0%, 33.7%)
CIE-LAB	lab(34.29, 34.98, -54.67)
CIE-LCH	lch(34.29, 64.90, 302.62°)
OKLab	oklab(44.82% 0.0386 -0.1568)
OKLCH	oklch(44.82% 0.161 283.8)
XYZ	xyz(12.1345, 8.1504, 38.4622)
Luminance	0.0815 (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

#4E40A9 #9BA940

analogous

#4066A9 #4E40A9 #8240A9

triadic

#4E40A9 #A94E40 #40A94E

tetradic

#4E40A9 #A94066 #9BA940 #40A982

square

#4E40A9 #A94066 #9BA940 #40A982

split-complementary

#4E40A9 #A98240 #66A940

monochromatic

#251E50 #3A2F7D #4E40A9 #6F62C4 #988FD5

Accessibility & contrast

On white

7.98

#4E40A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#4E40A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E40A9

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E40A9	#FFFFFF	#000000	##FFFFFF
##4E40A9	1.00	7.98	2.63	7.98
#FFFFFF	7.98	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AC

Deuteranopia (green-blind)

#004DA7

Tritanopia (blue-blind)

#28596E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4e40a9;
/* rgb */ color: rgb(78, 64, 169);
/* oklch */ color: oklch(44.8% 0.161 283.8);

Tailwind

colors: {
  custom: {
    50: '#8875c3',
    500: '#4e40a9',
    950: '#000000',
  },
}

SCSS

$custom: #4e40a9;
$custom-light: #8875c3;
$custom-dark: #000000;

JSON

{
  "hex": "#4e40a9",
  "rgb": {
    "r": 78,
    "g": 64,
    "b": 169
  },
  "hsl": {
    "h": 248,
    "s": 45.064,
    "l": 45.686
  },
  "oklch": {
    "l": 0.44819,
    "c": 0.16147,
    "h": 283.8
  },
  "luminance": 0.08151
}

Semantic roles & 50–950 ramp

primary

#4E40A9

secondary

#B8C085

accent

#D553C3

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4E40A9

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

Preview Lab → · Contrast checker → · Palette generator →