#4866E3#4866E3

#4866E3 is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.9% C 0.193 H 269.1°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#4866E3
RGB	rgb(72, 102, 227)
HSL	hsl(228, 73%, 59%)
HSV	hsv(228, 68%, 89%)
CMYK	cmyk(68.3%, 55.1%, 0%, 11%)
CIE-LAB	lab(47.53, 29.81, -66.87)
CIE-LCH	lch(47.53, 73.21, 294.03°)
OKLab	oklab(55.89% -0.0031 -0.1925)
OKLCH	oklch(55.89% 0.193 269.1)
XYZ	xyz(21.2842, 16.4244, 74.7067)
Luminance	0.1643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4866E3 #E3C548

analogous

#48B3E3 #4866E3 #7748E3

triadic

#4866E3 #E34866 #66E348

tetradic

#4866E3 #E348B3 #E3C548 #48E377

square

#4866E3 #E348B3 #E3C548 #48E377

split-complementary

#4866E3 #E37748 #B3E348

monochromatic

#173199 #2041CE #4866E3 #7D92EB #B2BFF3

Accessibility & contrast

On white

4.90

#4866E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#4866E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4866E3

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4866E3	#FFFFFF	#000000	##FFFFFF
##4866E3	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078E7

Deuteranopia (green-blind)

#006AE1

Tritanopia (blue-blind)

#00849B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4866e3;
/* rgb */ color: rgb(72, 102, 227);
/* oklch */ color: oklch(55.9% 0.193 269.1);

Tailwind

colors: {
  custom: {
    50: '#8d91ed',
    500: '#4866e3',
    950: '#000000',
  },
}

SCSS

$custom: #4866e3;
$custom-light: #8d91ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4866e3",
  "rgb": {
    "r": 72,
    "g": 102,
    "b": 227
  },
  "hsl": {
    "h": 228.387,
    "s": 73.46,
    "l": 58.627
  },
  "oklch": {
    "l": 0.5589,
    "c": 0.19251,
    "h": 269.1
  },
  "luminance": 0.16427
}

Semantic roles & 50–950 ramp

primary

#4866E3

secondary

#E2D6A5

accent

#CC38F0

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4866E3

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

Preview Lab → · Contrast checker → · Palette generator →