#4866E1#4866E1

#4866E1 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.7% C 0.190 H 269.0°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#4866E1
RGB	rgb(72, 102, 225)
HSL	hsl(228, 72%, 58%)
HSV	hsv(228, 68%, 88%)
CMYK	cmyk(68%, 54.7%, 0%, 11.8%)
CIE-LAB	lab(47.38, 29.11, -65.97)
CIE-LCH	lch(47.38, 72.11, 293.81°)
OKLab	oklab(55.74% -0.0032 -0.1898)
OKLCH	oklch(55.74% 0.19 269)
XYZ	xyz(21.0098, 16.3147, 73.2614)
Luminance	0.1632 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4866E1 #E1C348

analogous

#48B3E1 #4866E1 #7648E1

triadic

#4866E1 #E14866 #66E148

tetradic

#4866E1 #E148B3 #E1C348 #48E176

square

#4866E1 #E148B3 #E1C348 #48E176

split-complementary

#4866E1 #E17648 #B3E148

monochromatic

#193196 #2142CB #4866E1 #7D92EA #B1BEF2

Accessibility & contrast

On white

4.93

#4866E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#4866E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4866E1

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4866E1	#FFFFFF	#000000	##FFFFFF
##4866E1	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078E5

Deuteranopia (green-blind)

#006ADF

Tritanopia (blue-blind)

#00849A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4866e1;
/* rgb */ color: rgb(72, 102, 225);
/* oklch */ color: oklch(55.7% 0.190 269.0);

Tailwind

colors: {
  custom: {
    50: '#8c91eb',
    500: '#4866e1',
    950: '#000000',
  },
}

SCSS

$custom: #4866e1;
$custom-light: #8c91eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4866e1",
  "rgb": {
    "r": 72,
    "g": 102,
    "b": 225
  },
  "hsl": {
    "h": 228.235,
    "s": 71.831,
    "l": 58.235
  },
  "oklch": {
    "l": 0.55738,
    "c": 0.18987,
    "h": 269
  },
  "luminance": 0.16317
}

Semantic roles & 50–950 ramp

primary

#4866E1

secondary

#E1D5A4

accent

#CB39EF

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4866E1

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

Preview Lab → · Contrast checker → · Palette generator →