#4E73AA#4E73AA

#4E73AA is a mid, moderate blue. Relative luminance 0.168; OKLCH L 55.2% C 0.096 H 258.1°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#4E73AA
RGB	rgb(78, 115, 170)
HSL	hsl(216, 37%, 49%)
HSV	hsv(216, 54%, 67%)
CMYK	cmyk(54.1%, 32.4%, 0%, 33.3%)
CIE-LAB	lab(47.98, 3.27, -33.39)
CIE-LCH	lch(47.98, 33.55, 275.60°)
OKLab	oklab(55.23% -0.0198 -0.094)
OKLCH	oklch(55.23% 0.096 258.1)
XYZ	xyz(16.5258, 16.7822, 40.3909)
Luminance	0.1678 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E73AA #AA854E

analogous

#4EA1AA #4E73AA #574EAA

triadic

#4E73AA #AA4E73 #73AA4E

tetradic

#4E73AA #AA4EA1 #AA854E #4EAA57

square

#4E73AA #AA4EA1 #AA854E #4EAA57

split-complementary

#4E73AA #AA574E #A1AA4E

monochromatic

#283A56 #3B5780 #4E73AA #7593C0 #9FB4D3

Accessibility & contrast

On white

4.82

#4E73AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#4E73AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E73AA

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E73AA	#FFFFFF	#000000	##FFFFFF
##4E73AA	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D77AC

Deuteranopia (green-blind)

#526EA9

Tritanopia (blue-blind)

#1A7F87

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4e73aa;
/* rgb */ color: rgb(78, 115, 170);
/* oklch */ color: oklch(55.2% 0.096 258.1);

Tailwind

colors: {
  custom: {
    50: '#869bc3',
    500: '#4e73aa',
    950: '#000000',
  },
}

SCSS

$custom: #4e73aa;
$custom-light: #869bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#4e73aa",
  "rgb": {
    "r": 78,
    "g": 115,
    "b": 170
  },
  "hsl": {
    "h": 215.87,
    "s": 37.097,
    "l": 48.627
  },
  "oklch": {
    "l": 0.55233,
    "c": 0.09608,
    "h": 258.1
  },
  "luminance": 0.16783
}

Semantic roles & 50–950 ramp

primary

#4E73AA

secondary

#C0AE94

accent

#9F5BCD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E12

muted

#7D7E81

Preview Lab

Preview with #4E73AA

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

Preview Lab → · Contrast checker → · Palette generator →