#4164BD#4164BD

#4164BD is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.4% C 0.145 H 265.5°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#4164BD
RGB	rgb(65, 100, 189)
HSL	hsl(223, 49%, 50%)
HSV	hsv(223, 66%, 74%)
CMYK	cmyk(65.6%, 47.1%, 0%, 25.9%)
CIE-LAB	lab(44.10, 16.54, -50.65)
CIE-LCH	lch(44.10, 53.28, 288.08°)
OKLab	oklab(52.39% -0.0114 -0.1449)
OKLCH	oklch(52.39% 0.145 265.5)
XYZ	xyz(15.9193, 13.9108, 49.9804)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4164BD #BD9A41

analogous

#41A2BD #4164BD #5C41BD

triadic

#4164BD #BD4164 #64BD41

tetradic

#4164BD #BD41A2 #BD9A41 #41BD5C

square

#4164BD #BD41A2 #BD9A41 #41BD5C

split-complementary

#4164BD #BD5C41 #A2BD41

monochromatic

#223462 #314C8F #4164BD #6E89CD #9CAEDD

Accessibility & contrast

On white

5.55

#4164BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#4164BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4164BD

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4164BD	#FFFFFF	#000000	##FFFFFF
##4164BD	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376EC0

Deuteranopia (green-blind)

#1E63BB

Tritanopia (blue-blind)

#007987

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4164bd;
/* rgb */ color: rgb(65, 100, 189);
/* oklch */ color: oklch(52.4% 0.145 265.5);

Tailwind

colors: {
  custom: {
    50: '#828fd1',
    500: '#4164bd',
    950: '#000000',
  },
}

SCSS

$custom: #4164bd;
$custom-light: #828fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4164bd",
  "rgb": {
    "r": 65,
    "g": 100,
    "b": 189
  },
  "hsl": {
    "h": 223.065,
    "s": 48.819,
    "l": 49.804
  },
  "oklch": {
    "l": 0.52393,
    "c": 0.14538,
    "h": 265.5
  },
  "luminance": 0.13912
}

Semantic roles & 50–950 ramp

primary

#4164BD

secondary

#C9B991

accent

#B24FD8

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4164BD

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

Preview Lab → · Contrast checker → · Palette generator →