#4166AC#4166AC

#4166AC is a mid, moderate blue. Relative luminance 0.136; OKLCH L 51.7% C 0.119 H 262.0°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#4166AC
RGB	rgb(65, 102, 172)
HSL	hsl(219, 45%, 46%)
HSV	hsv(219, 62%, 67%)
CMYK	cmyk(62.2%, 40.7%, 0%, 32.5%)
CIE-LAB	lab(43.66, 9.24, -41.43)
CIE-LCH	lch(43.66, 42.45, 282.58°)
OKLab	oklab(51.72% -0.0165 -0.1178)
OKLCH	oklch(51.72% 0.119 262)
XYZ	xyz(14.3751, 13.6038, 40.8900)
Luminance	0.1361 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4166AC #AC8741

analogous

#419CAC #4166AC #5141AC

triadic

#4166AC #AC4166 #66AC41

tetradic

#4166AC #AC419C #AC8741 #41AC51

square

#4166AC #AC419C #AC8741 #41AC51

split-complementary

#4166AC #AC5141 #9CAC41

monochromatic

#1F3153 #304C80 #4166AC #6586C5 #92A9D6

Accessibility & contrast

On white

5.64

#4166AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#4166AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4166AC

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4166AC	#FFFFFF	#000000	##FFFFFF
##4166AC	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#476DAF

Deuteranopia (green-blind)

#3863AB

Tritanopia (blue-blind)

#007680

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4166ac;
/* rgb */ color: rgb(65, 102, 172);
/* oklch */ color: oklch(51.7% 0.119 262.0);

Tailwind

colors: {
  custom: {
    50: '#7f91c5',
    500: '#4166ac',
    950: '#000000',
  },
}

SCSS

$custom: #4166ac;
$custom-light: #7f91c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4166ac",
  "rgb": {
    "r": 65,
    "g": 102,
    "b": 172
  },
  "hsl": {
    "h": 219.252,
    "s": 45.148,
    "l": 46.471
  },
  "oklch": {
    "l": 0.51724,
    "c": 0.119,
    "h": 262
  },
  "luminance": 0.13605
}

Semantic roles & 50–950 ramp

primary

#4166AC

secondary

#C1AD88

accent

#A853D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4166AC

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

Preview Lab → · Contrast checker → · Palette generator →