#4C81E2#4C81E2

#4C81E2 is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.5% C 0.158 H 261.4°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#4C81E2
RGB	rgb(76, 129, 226)
HSL	hsl(219, 72%, 59%)
HSV	hsv(219, 66%, 89%)
CMYK	cmyk(66.4%, 42.9%, 0%, 11.4%)
CIE-LAB	lab(54.79, 13.32, -54.60)
CIE-LCH	lch(54.79, 56.20, 283.71°)
OKLab	oklab(61.45% -0.0236 -0.1559)
OKLCH	oklch(61.45% 0.158 261.4)
XYZ	xyz(24.5533, 22.7256, 75.0293)
Luminance	0.2273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C81E2 #E2AD4C

analogous

#4CCCE2 #4C81E2 #624CE2

triadic

#4C81E2 #E24C81 #81E24C

tetradic

#4C81E2 #E24CCC #E2AD4C #4CE262

square

#4C81E2 #E24CCC #E2AD4C #4CE262

split-complementary

#4C81E2 #E2624C #CCE24C

monochromatic

#19479B #225FCF #4C81E2 #81A6EB #B5CBF3

Accessibility & contrast

On white

3.79

#4C81E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#4C81E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C81E2

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C81E2	#FFFFFF	#000000	##000000
##4C81E2	1.00	3.79	5.55	5.55
#FFFFFF	3.79	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)

#538BE6

Deuteranopia (green-blind)

#3A7DE0

Tritanopia (blue-blind)

#0097A6

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4c81e2;
/* rgb */ color: rgb(76, 129, 226);
/* oklch */ color: oklch(61.5% 0.158 261.4);

Tailwind

colors: {
  custom: {
    50: '#8da5ec',
    500: '#4c81e2',
    950: '#000000',
  },
}

SCSS

$custom: #4c81e2;
$custom-light: #8da5ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4c81e2",
  "rgb": {
    "r": 76,
    "g": 129,
    "b": 226
  },
  "hsl": {
    "h": 218.8,
    "s": 72.115,
    "l": 59.216
  },
  "oklch": {
    "l": 0.6145,
    "c": 0.15771,
    "h": 261.4
  },
  "luminance": 0.22728
}

Semantic roles & 50–950 ramp

primary

#4C81E2

secondary

#E2CEA8

accent

#AF39EF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4C81E2

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

Preview Lab → · Contrast checker → · Palette generator →