#4166D3#4166D3

#4166D3 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.4% C 0.173 H 266.5°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#4166D3
RGB	rgb(65, 102, 211)
HSL	hsl(225, 62%, 54%)
HSV	hsv(225, 69%, 83%)
CMYK	cmyk(69.2%, 51.7%, 0%, 17.3%)
CIE-LAB	lab(46.08, 23.14, -60.14)
CIE-LCH	lch(46.08, 64.44, 291.05°)
OKLab	oklab(54.36% -0.0105 -0.1728)
OKLCH	oklch(54.36% 0.173 266.5)
XYZ	xyz(18.6851, 15.3278, 63.5892)
Luminance	0.1533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4166D3 #D3AE41

analogous

#41AFD3 #4166D3 #6541D3

triadic

#4166D3 #D34166 #66D341

tetradic

#4166D3 #D341AF #D3AE41 #41D365

square

#4166D3 #D341AF #D3AE41 #41D365

split-complementary

#4166D3 #D36541 #AFD341

monochromatic

#1D357D #284AAE #4166D3 #738EDF #A4B6EA

Accessibility & contrast

On white

5.16

#4166D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#4166D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4166D3

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4166D3	#FFFFFF	#000000	##FFFFFF
##4166D3	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2074D7

Deuteranopia (green-blind)

#0067D1

Tritanopia (blue-blind)

#008093

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4166d3;
/* rgb */ color: rgb(65, 102, 211);
/* oklch */ color: oklch(54.4% 0.173 266.5);

Tailwind

colors: {
  custom: {
    50: '#8691e1',
    500: '#4166d3',
    950: '#000000',
  },
}

SCSS

$custom: #4166d3;
$custom-light: #8691e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4166d3",
  "rgb": {
    "r": 65,
    "g": 102,
    "b": 211
  },
  "hsl": {
    "h": 224.795,
    "s": 62.393,
    "l": 54.118
  },
  "oklch": {
    "l": 0.54355,
    "c": 0.17315,
    "h": 266.5
  },
  "luminance": 0.1533
}

Semantic roles & 50–950 ramp

primary

#4166D3

secondary

#D7C799

accent

#BC42E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0D0C15

muted

#7D7D83

Preview Lab

Preview with #4166D3

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

Preview Lab → · Contrast checker → · Palette generator →