#4E81E1#4E81E1

#4E81E1 is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.5% C 0.156 H 261.8°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#4E81E1
RGB	rgb(78, 129, 225)
HSL	hsl(219, 71%, 59%)
HSV	hsv(219, 65%, 88%)
CMYK	cmyk(65.3%, 42.7%, 0%, 11.8%)
CIE-LAB	lab(54.82, 13.30, -53.99)
CIE-LCH	lch(54.82, 55.60, 283.83°)
OKLab	oklab(61.48% -0.0221 -0.1541)
OKLCH	oklch(61.48% 0.156 261.8)
XYZ	xyz(24.5779, 22.7541, 74.3163)
Luminance	0.2276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E81E1 #E1AE4E

analogous

#4ECAE1 #4E81E1 #654EE1

triadic

#4E81E1 #E14E81 #81E14E

tetradic

#4E81E1 #E14ECA #E1AE4E #4EE165

square

#4E81E1 #E14ECA #E1AE4E #4EE165

split-complementary

#4E81E1 #E1654E #CAE14E

monochromatic

#1A479A #235FCF #4E81E1 #82A6EA #B7CCF3

Accessibility & contrast

On white

3.78

#4E81E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#4E81E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E81E1

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E81E1	#FFFFFF	#000000	##000000
##4E81E1	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#548AE5

Deuteranopia (green-blind)

#3C7DDF

Tritanopia (blue-blind)

#0097A6

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4e81e1;
/* rgb */ color: rgb(78, 129, 225);
/* oklch */ color: oklch(61.5% 0.156 261.8);

Tailwind

colors: {
  custom: {
    50: '#8ea5eb',
    500: '#4e81e1',
    950: '#000000',
  },
}

SCSS

$custom: #4e81e1;
$custom-light: #8ea5eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e81e1",
  "rgb": {
    "r": 78,
    "g": 129,
    "b": 225
  },
  "hsl": {
    "h": 219.184,
    "s": 71.014,
    "l": 59.412
  },
  "oklch": {
    "l": 0.61478,
    "c": 0.15569,
    "h": 261.8
  },
  "luminance": 0.22756
}

Semantic roles & 50–950 ramp

primary

#4E81E1

secondary

#E2CEA9

accent

#AF3AEE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4E81E1

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

Preview Lab → · Contrast checker → · Palette generator →