#4366D9#4366D9

#4366D9 is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.9% C 0.181 H 267.4°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#4366D9
RGB	rgb(67, 102, 217)
HSL	hsl(226, 66%, 56%)
HSV	hsv(226, 69%, 85%)
CMYK	cmyk(69.1%, 53%, 0%, 14.9%)
CIE-LAB	lab(46.58, 25.57, -62.74)
CIE-LCH	lch(46.58, 67.75, 292.18°)
OKLab	oklab(54.89% -0.0083 -0.1804)
OKLCH	oklch(54.89% 0.181 267.4)
XYZ	xyz(19.5862, 15.7038, 67.6311)
Luminance	0.1571 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4366D9 #D9B643

analogous

#43B1D9 #4366D9 #6B43D9

triadic

#4366D9 #D94366 #66D943

tetradic

#4366D9 #D943B1 #D9B643 #43D96B

square

#4366D9 #D943B1 #D9B643 #43D96B

split-complementary

#4366D9 #D96B43 #B1D943

monochromatic

#1B3486 #2548B9 #4366D9 #768FE3 #A9B9EE

Accessibility & contrast

On white

5.07

#4366D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#4366D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4366D9

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4366D9	#FFFFFF	#000000	##FFFFFF
##4366D9	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1276DD

Deuteranopia (green-blind)

#0068D7

Tritanopia (blue-blind)

#008296

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4366d9;
/* rgb */ color: rgb(67, 102, 217);
/* oklch */ color: oklch(54.9% 0.181 267.4);

Tailwind

colors: {
  custom: {
    50: '#8891e5',
    500: '#4366d9',
    950: '#000000',
  },
}

SCSS

$custom: #4366d9;
$custom-light: #8891e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4366d9",
  "rgb": {
    "r": 67,
    "g": 102,
    "b": 217
  },
  "hsl": {
    "h": 226,
    "s": 66.372,
    "l": 55.686
  },
  "oklch": {
    "l": 0.54892,
    "c": 0.18064,
    "h": 267.4
  },
  "luminance": 0.15706
}

Semantic roles & 50–950 ramp

primary

#4366D9

secondary

#DBCD9D

accent

#C13FE9

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4366D9

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

Preview Lab → · Contrast checker → · Palette generator →