#4166A1#4166A1

#4166A1 is a mid, moderate blue. Relative luminance 0.132; OKLCH L 51.1% C 0.103 H 259.4°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#4166A1
RGB	rgb(65, 102, 161)
HSL	hsl(217, 42%, 44%)
HSV	hsv(217, 60%, 63%)
CMYK	cmyk(59.6%, 36.6%, 0%, 36.9%)
CIE-LAB	lab(43.06, 5.41, -35.89)
CIE-LCH	lch(43.06, 36.30, 278.57°)
OKLab	oklab(51.07% -0.0191 -0.1016)
OKLCH	oklch(51.07% 0.103 259.4)
XYZ	xyz(13.3621, 13.1986, 35.5547)
Luminance	0.1320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4166A1 #A17C41

analogous

#4196A1 #4166A1 #4C41A1

triadic

#4166A1 #A14166 #66A141

tetradic

#4166A1 #A14196 #A17C41 #41A14C

square

#4166A1 #A14196 #A17C41 #41A14C

split-complementary

#4166A1 #A14C41 #96A141

monochromatic

#1E2F4A #2F4A75 #4166A1 #6085BF #8CA6D1

Accessibility & contrast

On white

5.77

#4166A1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#4166A1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4166A1

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4166A1	#FFFFFF	#000000	##FFFFFF
##4166A1	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D6BA3

Deuteranopia (green-blind)

#4162A0

Tritanopia (blue-blind)

#00737C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4166a1;
/* rgb */ color: rgb(65, 102, 161);
/* oklch */ color: oklch(51.1% 0.103 259.4);

Tailwind

colors: {
  custom: {
    50: '#7e91bd',
    500: '#4166a1',
    950: '#000000',
  },
}

SCSS

$custom: #4166a1;
$custom-light: #7e91bd;
$custom-dark: #000000;

JSON

{
  "hex": "#4166a1",
  "rgb": {
    "r": 65,
    "g": 102,
    "b": 161
  },
  "hsl": {
    "h": 216.875,
    "s": 42.478,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51065,
    "c": 0.10342,
    "h": 259.4
  },
  "luminance": 0.132
}

Semantic roles & 50–950 ramp

primary

#4166A1

secondary

#BBA582

accent

#A256D2

background

#F8F8FB

surface

#EFF0F6

border

#CACBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #4166A1

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

Preview Lab → · Contrast checker → · Palette generator →