#4166D5#4166D5

#4166D5 is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.5% C 0.176 H 266.6°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#4166D5
RGB	rgb(65, 102, 213)
HSL	hsl(225, 64%, 55%)
HSV	hsv(225, 69%, 84%)
CMYK	cmyk(69.5%, 52.1%, 0%, 16.5%)
CIE-LAB	lab(46.22, 23.86, -61.06)
CIE-LCH	lch(46.22, 65.56, 291.34°)
OKLab	oklab(54.5% -0.0104 -0.1756)
OKLCH	oklch(54.5% 0.176 266.6)
XYZ	xyz(18.9374, 15.4287, 64.9179)
Luminance	0.1543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4166D5 #D5B041

analogous

#41B0D5 #4166D5 #6641D5

triadic

#4166D5 #D54166 #66D541

tetradic

#4166D5 #D541B0 #D5B041 #41D566

square

#4166D5 #D541B0 #D5B041 #41D566

split-complementary

#4166D5 #D56641 #B0D541

monochromatic

#1C357F #274AB2 #4166D5 #738EE0 #A5B7EB

Accessibility & contrast

On white

5.14

#4166D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#4166D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4166D5

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4166D5	#FFFFFF	#000000	##FFFFFF
##4166D5	1.00	5.14	4.09	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C75D9

Deuteranopia (green-blind)

#0067D3

Tritanopia (blue-blind)

#008194

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4166d5;
/* rgb */ color: rgb(65, 102, 213);
/* oklch */ color: oklch(54.5% 0.176 266.6);

Tailwind

colors: {
  custom: {
    50: '#8791e3',
    500: '#4166d5',
    950: '#000000',
  },
}

SCSS

$custom: #4166d5;
$custom-light: #8791e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4166d5",
  "rgb": {
    "r": 65,
    "g": 102,
    "b": 213
  },
  "hsl": {
    "h": 225,
    "s": 63.793,
    "l": 54.51
  },
  "oklch": {
    "l": 0.54502,
    "c": 0.17586,
    "h": 266.6
  },
  "luminance": 0.15431
}

Semantic roles & 50–950 ramp

primary

#4166D5

secondary

#D8C99A

accent

#BD41E7

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C15

muted

#7E7D84

Preview Lab

Preview with #4166D5

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

Preview Lab → · Contrast checker → · Palette generator →