#4166D4#4166D4

#4166D4 is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.4% C 0.174 H 266.6°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#4166D4
RGB	rgb(65, 102, 212)
HSL	hsl(225, 63%, 54%)
HSV	hsv(225, 69%, 83%)
CMYK	cmyk(69.3%, 51.9%, 0%, 16.9%)
CIE-LAB	lab(46.15, 23.50, -60.60)
CIE-LCH	lch(46.15, 65.00, 291.20°)
OKLab	oklab(54.43% -0.0104 -0.1742)
OKLCH	oklch(54.43% 0.175 266.6)
XYZ	xyz(18.8109, 15.3781, 64.2515)
Luminance	0.1538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4166D4 #D4AF41

analogous

#41B0D4 #4166D4 #6641D4

triadic

#4166D4 #D44166 #66D441

tetradic

#4166D4 #D441B0 #D4AF41 #41D466

square

#4166D4 #D441B0 #D4AF41 #41D466

split-complementary

#4166D4 #D46641 #B0D441

monochromatic

#1D357E #284AB0 #4166D4 #738EDF #A5B6EB

Accessibility & contrast

On white

5.15

#4166D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#4166D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4166D4

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4166D4	#FFFFFF	#000000	##FFFFFF
##4166D4	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)

#1E74D8

Deuteranopia (green-blind)

#0067D2

Tritanopia (blue-blind)

#008093

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4166d4;
/* rgb */ color: rgb(65, 102, 212);
/* oklch */ color: oklch(54.4% 0.174 266.6);

Tailwind

colors: {
  custom: {
    50: '#8791e2',
    500: '#4166d4',
    950: '#000000',
  },
}

SCSS

$custom: #4166d4;
$custom-light: #8791e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4166d4",
  "rgb": {
    "r": 65,
    "g": 102,
    "b": 212
  },
  "hsl": {
    "h": 224.898,
    "s": 63.09,
    "l": 54.314
  },
  "oklch": {
    "l": 0.54428,
    "c": 0.1745,
    "h": 266.6
  },
  "luminance": 0.1538
}

Semantic roles & 50–950 ramp

primary

#4166D4

secondary

#D8C899

accent

#BD42E6

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0D0C15

muted

#7D7D83

Preview Lab

Preview with #4166D4

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

Preview Lab → · Contrast checker → · Palette generator →