#4E81E0#4E81E0

#4E81E0 is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.4% C 0.154 H 261.7°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#4E81E0
RGB	rgb(78, 129, 224)
HSL	hsl(219, 70%, 59%)
HSV	hsv(219, 65%, 88%)
CMYK	cmyk(65.2%, 42.4%, 0%, 12.2%)
CIE-LAB	lab(54.76, 12.95, -53.52)
CIE-LCH	lch(54.76, 55.07, 283.60°)
OKLab	oklab(61.42% -0.0223 -0.1527)
OKLCH	oklch(61.42% 0.154 261.7)
XYZ	xyz(24.4419, 22.6997, 73.5999)
Luminance	0.2270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E81E0 #E0AD4E

analogous

#4ECAE0 #4E81E0 #644EE0

triadic

#4E81E0 #E04E81 #81E04E

tetradic

#4E81E0 #E04ECA #E0AD4E #4EE064

square

#4E81E0 #E04ECA #E0AD4E #4EE064

split-complementary

#4E81E0 #E0644E #CAE04E

monochromatic

#1B4799 #245FCD #4E81E0 #82A6E9 #B6CBF2

Accessibility & contrast

On white

3.79

#4E81E0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#4E81E0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E81E0

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E81E0	#FFFFFF	#000000	##000000
##4E81E0	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#558AE4

Deuteranopia (green-blind)

#3D7DDE

Tritanopia (blue-blind)

#0097A5

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4e81e0;
/* rgb */ color: rgb(78, 129, 224);
/* oklch */ color: oklch(61.4% 0.154 261.7);

Tailwind

colors: {
  custom: {
    50: '#8ea5ea',
    500: '#4e81e0',
    950: '#000000',
  },
}

SCSS

$custom: #4e81e0;
$custom-light: #8ea5ea;
$custom-dark: #000000;

JSON

{
  "hex": "#4e81e0",
  "rgb": {
    "r": 78,
    "g": 129,
    "b": 224
  },
  "hsl": {
    "h": 219.041,
    "s": 70.192,
    "l": 59.216
  },
  "oklch": {
    "l": 0.61416,
    "c": 0.15435,
    "h": 261.7
  },
  "luminance": 0.22702
}

Semantic roles & 50–950 ramp

primary

#4E81E0

secondary

#E1CEA8

accent

#AF3BED

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4E81E0

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

Preview Lab → · Contrast checker → · Palette generator →