#164CA5#164CA5

#164CA5 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.8% C 0.154 H 260.2°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#164CA5
RGB	rgb(22, 76, 165)
HSL	hsl(217, 76%, 37%)
HSV	hsv(217, 87%, 65%)
CMYK	cmyk(86.7%, 53.9%, 0%, 35.3%)
CIE-LAB	lab(34.10, 17.76, -52.73)
CIE-LCH	lch(34.10, 55.64, 288.61°)
OKLab	oklab(43.78% -0.0262 -0.1522)
OKLCH	oklch(43.78% 0.154 260.2)
XYZ	xyz(9.7044, 8.0548, 36.6333)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#164CA5 #A56F16

analogous

#1694A5 #164CA5 #2816A5

triadic

#164CA5 #A5164C #4CA516

tetradic

#164CA5 #A51694 #A56F16 #16A528

square

#164CA5 #A51694 #A56F16 #16A528

split-complementary

#164CA5 #A52816 #94A516

monochromatic

#081A39 #0F336F #164CA5 #1D65DB #4E88E7

Accessibility & contrast

On white

8.04

#164CA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#164CA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #164CA5

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##164CA5	#FFFFFF	#000000	##FFFFFF
##164CA5	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0157A8

Deuteranopia (green-blind)

#004AA3

Tritanopia (blue-blind)

#006271

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #164ca5;
/* rgb */ color: rgb(22, 76, 165);
/* oklch */ color: oklch(43.8% 0.154 260.2);

Tailwind

colors: {
  custom: {
    50: '#6f7dc0',
    500: '#164ca5',
    950: '#000000',
  },
}

SCSS

$custom: #164ca5;
$custom-light: #6f7dc0;
$custom-dark: #000000;

JSON

{
  "hex": "#164ca5",
  "rgb": {
    "r": 22,
    "g": 76,
    "b": 165
  },
  "hsl": {
    "h": 217.343,
    "s": 76.471,
    "l": 36.667
  },
  "oklch": {
    "l": 0.43781,
    "c": 0.15443,
    "h": 260.2
  },
  "luminance": 0.08056
}

Semantic roles & 50–950 ramp

primary

#164CA5

secondary

#C99B4E

accent

#AB35F3

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #164CA5

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

Preview Lab → · Contrast checker → · Palette generator →