#4E73C1#4E73C1

#4E73C1 is a mid, vivid blue. Relative luminance 0.177; OKLCH L 56.5% C 0.128 H 263.7°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#4E73C1
RGB	rgb(78, 115, 193)
HSL	hsl(221, 48%, 53%)
HSV	hsv(221, 60%, 76%)
CMYK	cmyk(59.6%, 40.4%, 0%, 24.3%)
CIE-LAB	lab(49.17, 10.92, -44.84)
CIE-LCH	lch(49.17, 46.15, 283.69°)
OKLab	oklab(56.54% -0.0142 -0.1274)
OKLCH	oklch(56.54% 0.128 263.7)
XYZ	xyz(18.8949, 17.7298, 52.8682)
Luminance	0.1773 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E73C1 #C19C4E

analogous

#4EACC1 #4E73C1 #624EC1

triadic

#4E73C1 #C14E73 #73C14E

tetradic

#4E73C1 #C14EAC #C19C4E #4EC162

square

#4E73C1 #C14EAC #C19C4E #4EC162

split-complementary

#4E73C1 #C1624E #ACC14E

monochromatic

#273E6E #36579B #4E73C1 #7B97D1 #A9BBE1

Accessibility & contrast

On white

4.62

#4E73C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#4E73C1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4E73C1

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E73C1	#FFFFFF	#000000	##FFFFFF
##4E73C1	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#517BC4

Deuteranopia (green-blind)

#4270BF

Tritanopia (blue-blind)

#008490

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4e73c1;
/* rgb */ color: rgb(78, 115, 193);
/* oklch */ color: oklch(56.5% 0.128 263.7);

Tailwind

colors: {
  custom: {
    50: '#899ad4',
    500: '#4e73c1',
    950: '#000000',
  },
}

SCSS

$custom: #4e73c1;
$custom-light: #899ad4;
$custom-dark: #000000;

JSON

{
  "hex": "#4e73c1",
  "rgb": {
    "r": 78,
    "g": 115,
    "b": 193
  },
  "hsl": {
    "h": 220.696,
    "s": 48.117,
    "l": 53.137
  },
  "oklch": {
    "l": 0.56537,
    "c": 0.12822,
    "h": 263.7
  },
  "luminance": 0.17731
}

Semantic roles & 50–950 ramp

primary

#4E73C1

secondary

#CEBE9D

accent

#AC50D8

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4E73C1

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

Preview Lab → · Contrast checker → · Palette generator →