#4C81E1#4C81E1

#4C81E1 is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.4% C 0.156 H 261.3°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#4C81E1
RGB	rgb(76, 129, 225)
HSL	hsl(219, 71%, 59%)
HSV	hsv(219, 66%, 88%)
CMYK	cmyk(66.2%, 42.7%, 0%, 11.8%)
CIE-LAB	lab(54.73, 12.97, -54.13)
CIE-LCH	lch(54.73, 55.67, 283.47°)
OKLab	oklab(61.39% -0.0238 -0.1546)
OKLCH	oklch(61.39% 0.156 261.3)
XYZ	xyz(24.4165, 22.6709, 74.3087)
Luminance	0.2267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C81E1 #E1AC4C

analogous

#4CCBE1 #4C81E1 #624CE1

triadic

#4C81E1 #E14C81 #81E14C

tetradic

#4C81E1 #E14CCB #E1AC4C #4CE162

square

#4C81E1 #E14CCB #E1AC4C #4CE162

split-complementary

#4C81E1 #E1624C #CBE14C

monochromatic

#1A4799 #225FCD #4C81E1 #80A6EA #B5CBF3

Accessibility & contrast

On white

3.79

#4C81E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#4C81E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C81E1

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C81E1	#FFFFFF	#000000	##000000
##4C81E1	1.00	3.79	5.53	5.53
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#548AE5

Deuteranopia (green-blind)

#3B7DDF

Tritanopia (blue-blind)

#0097A6

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4c81e1;
/* rgb */ color: rgb(76, 129, 225);
/* oklch */ color: oklch(61.4% 0.156 261.3);

Tailwind

colors: {
  custom: {
    50: '#8da5eb',
    500: '#4c81e1',
    950: '#000000',
  },
}

SCSS

$custom: #4c81e1;
$custom-light: #8da5eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4c81e1",
  "rgb": {
    "r": 76,
    "g": 129,
    "b": 225
  },
  "hsl": {
    "h": 218.658,
    "s": 71.292,
    "l": 59.02
  },
  "oklch": {
    "l": 0.61387,
    "c": 0.15638,
    "h": 261.3
  },
  "luminance": 0.22673
}

Semantic roles & 50–950 ramp

primary

#4C81E1

secondary

#E2CDA7

accent

#AE3AEE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4C81E1

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

Preview Lab → · Contrast checker → · Palette generator →