#4866DD#4866DD

#4866DD is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.4% C 0.185 H 268.9°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#4866DD
RGB	rgb(72, 102, 221)
HSL	hsl(228, 69%, 57%)
HSV	hsv(228, 67%, 87%)
CMYK	cmyk(67.4%, 53.8%, 0%, 13.3%)
CIE-LAB	lab(47.10, 27.71, -64.16)
CIE-LCH	lch(47.10, 69.89, 293.36°)
OKLab	oklab(55.44% -0.0034 -0.1845)
OKLCH	oklch(55.44% 0.185 268.9)
XYZ	xyz(20.4705, 16.0989, 70.4212)
Luminance	0.1610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4866DD #DDBF48

analogous

#48B1DD #4866DD #7448DD

triadic

#4866DD #DD4866 #66DD48

tetradic

#4866DD #DD48B1 #DDBF48 #48DD74

square

#4866DD #DD48B1 #DDBF48 #48DD74

split-complementary

#4866DD #DD7448 #B1DD48

monochromatic

#1B3290 #2444C3 #4866DD #7C91E7 #AFBCF0

Accessibility & contrast

On white

4.98

#4866DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#4866DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4866DD

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4866DD	#FFFFFF	#000000	##FFFFFF
##4866DD	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0577E1

Deuteranopia (green-blind)

#0069DB

Tritanopia (blue-blind)

#008398

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4866dd;
/* rgb */ color: rgb(72, 102, 221);
/* oklch */ color: oklch(55.4% 0.185 268.9);

Tailwind

colors: {
  custom: {
    50: '#8b91e8',
    500: '#4866dd',
    950: '#000000',
  },
}

SCSS

$custom: #4866dd;
$custom-light: #8b91e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4866dd",
  "rgb": {
    "r": 72,
    "g": 102,
    "b": 221
  },
  "hsl": {
    "h": 227.919,
    "s": 68.664,
    "l": 57.451
  },
  "oklch": {
    "l": 0.55439,
    "c": 0.18455,
    "h": 268.9
  },
  "luminance": 0.16101
}

Semantic roles & 50–950 ramp

primary

#4866DD

secondary

#DED2A2

accent

#C83CEC

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4866DD

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

Preview Lab → · Contrast checker → · Palette generator →