#4366D3#4366D3

#4366D3 is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.5% C 0.173 H 267.1°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#4366D3
RGB	rgb(67, 102, 211)
HSL	hsl(225, 62%, 55%)
HSV	hsv(225, 68%, 83%)
CMYK	cmyk(68.2%, 51.7%, 0%, 17.3%)
CIE-LAB	lab(46.17, 23.44, -59.98)
CIE-LCH	lch(46.17, 64.40, 291.34°)
OKLab	oklab(54.45% -0.0088 -0.1723)
OKLCH	oklch(54.45% 0.173 267.1)
XYZ	xyz(18.8199, 15.3973, 63.5955)
Luminance	0.1540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4366D3 #D3B043

analogous

#43AED3 #4366D3 #6843D3

triadic

#4366D3 #D34366 #66D343

tetradic

#4366D3 #D343AE #D3B043 #43D368

square

#4366D3 #D343AE #D3B043 #43D368

split-complementary

#4366D3 #D36843 #AED343

monochromatic

#1E357E #294AB0 #4366D3 #758EDF #A6B7EA

Accessibility & contrast

On white

5.15

#4366D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#4366D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4366D3

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4366D3	#FFFFFF	#000000	##FFFFFF
##4366D3	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2174D7

Deuteranopia (green-blind)

#0067D1

Tritanopia (blue-blind)

#008093

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4366d3;
/* rgb */ color: rgb(67, 102, 211);
/* oklch */ color: oklch(54.5% 0.173 267.1);

Tailwind

colors: {
  custom: {
    50: '#8791e1',
    500: '#4366d3',
    950: '#000000',
  },
}

SCSS

$custom: #4366d3;
$custom-light: #8791e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4366d3",
  "rgb": {
    "r": 67,
    "g": 102,
    "b": 211
  },
  "hsl": {
    "h": 225.417,
    "s": 62.069,
    "l": 54.51
  },
  "oklch": {
    "l": 0.54452,
    "c": 0.17256,
    "h": 267.1
  },
  "luminance": 0.15399
}

Semantic roles & 50–950 ramp

primary

#4366D3

secondary

#D7C99A

accent

#BE43E5

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4366D3

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

Preview Lab → · Contrast checker → · Palette generator →