#4881E4#4881E4

#4881E4 is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.4% C 0.162 H 260.6°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#4881E4
RGB	rgb(72, 129, 228)
HSL	hsl(218, 74%, 59%)
HSV	hsv(218, 68%, 89%)
CMYK	cmyk(68.4%, 43.4%, 0%, 10.6%)
CIE-LAB	lab(54.74, 13.39, -55.81)
CIE-LCH	lch(54.74, 57.40, 283.50°)
OKLab	oklab(61.4% -0.0263 -0.1596)
OKLCH	oklch(61.4% 0.162 260.6)
XYZ	xyz(24.5213, 22.6772, 76.4686)
Luminance	0.2268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4881E4 #E4AB48

analogous

#48CFE4 #4881E4 #5D48E4

triadic

#4881E4 #E44881 #81E448

tetradic

#4881E4 #E448CF #E4AB48 #48E45D

square

#4881E4 #E448CF #E4AB48 #48E45D

split-complementary

#4881E4 #E45D48 #CFE448

monochromatic

#17479B #1F60D0 #4881E4 #7DA6EC #B3CAF4

Accessibility & contrast

On white

3.79

#4881E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#4881E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4881E4

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4881E4	#FFFFFF	#000000	##000000
##4881E4	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)

#518BE8

Deuteranopia (green-blind)

#357CE2

Tritanopia (blue-blind)

#0098A7

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4881e4;
/* rgb */ color: rgb(72, 129, 228);
/* oklch */ color: oklch(61.4% 0.162 260.6);

Tailwind

colors: {
  custom: {
    50: '#8ca5ed',
    500: '#4881e4',
    950: '#000000',
  },
}

SCSS

$custom: #4881e4;
$custom-light: #8ca5ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4881e4",
  "rgb": {
    "r": 72,
    "g": 129,
    "b": 228
  },
  "hsl": {
    "h": 218.077,
    "s": 74.286,
    "l": 58.824
  },
  "oklch": {
    "l": 0.61402,
    "c": 0.16172,
    "h": 260.6
  },
  "luminance": 0.2268
}

Semantic roles & 50–950 ramp

primary

#4881E4

secondary

#E3CCA5

accent

#AD37F1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4881E4

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

Preview Lab → · Contrast checker → · Palette generator →