#4166AA#4166AA

#4166AA is a mid, moderate blue. Relative luminance 0.135; OKLCH L 51.6% C 0.116 H 261.6°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#4166AA
RGB	rgb(65, 102, 170)
HSL	hsl(219, 45%, 46%)
HSV	hsv(219, 62%, 67%)
CMYK	cmyk(61.8%, 40%, 0%, 33.3%)
CIE-LAB	lab(43.55, 8.54, -40.44)
CIE-LCH	lch(43.55, 41.33, 281.93°)
OKLab	oklab(51.6% -0.0169 -0.1149)
OKLCH	oklch(51.6% 0.116 261.6)
XYZ	xyz(14.1845, 13.5276, 39.8860)
Luminance	0.1353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4166AA #AA8541

analogous

#419AAA #4166AA #5041AA

triadic

#4166AA #AA4166 #66AA41

tetradic

#4166AA #AA419A #AA8541 #41AA50

square

#4166AA #AA419A #AA8541 #41AA50

split-complementary

#4166AA #AA5041 #9AAA41

monochromatic

#1F3151 #304B7E #4166AA #6486C4 #91A9D5

Accessibility & contrast

On white

5.67

#4166AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#4166AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4166AA

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4166AA	#FFFFFF	#000000	##FFFFFF
##4166AA	1.00	5.67	3.71	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#486CAD

Deuteranopia (green-blind)

#3A62A9

Tritanopia (blue-blind)

#007580

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4166aa;
/* rgb */ color: rgb(65, 102, 170);
/* oklch */ color: oklch(51.6% 0.116 261.6);

Tailwind

colors: {
  custom: {
    50: '#7f91c3',
    500: '#4166aa',
    950: '#000000',
  },
}

SCSS

$custom: #4166aa;
$custom-light: #7f91c3;
$custom-dark: #000000;

JSON

{
  "hex": "#4166aa",
  "rgb": {
    "r": 65,
    "g": 102,
    "b": 170
  },
  "hsl": {
    "h": 218.857,
    "s": 44.681,
    "l": 46.078
  },
  "oklch": {
    "l": 0.51601,
    "c": 0.11616,
    "h": 261.6
  },
  "luminance": 0.13529
}

Semantic roles & 50–950 ramp

primary

#4166AA

secondary

#C0AC87

accent

#A753D4

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C12

muted

#7C7D81

Preview Lab

Preview with #4166AA

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

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