#163E80#163E80

#163E80 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.7% C 0.120 H 260.0°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#163E80
RGB	rgb(22, 62, 128)
HSL	hsl(217, 71%, 29%)
HSV	hsv(217, 83%, 50%)
CMYK	cmyk(82.8%, 51.6%, 0%, 49.8%)
CIE-LAB	lab(27.22, 12.20, -41.22)
CIE-LCH	lch(27.22, 42.99, 286.49°)
OKLab	oklab(37.66% -0.0209 -0.1186)
OKLCH	oklch(37.66% 0.12 260)
XYZ	xyz(5.9484, 5.1736, 21.1030)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163E80 #805816

analogous

#167380 #163E80 #231680

triadic

#163E80 #80163E #3E8016

tetradic

#163E80 #801673 #805816 #168023

square

#163E80 #801673 #805816 #168023

split-complementary

#163E80 #802316 #738016

monochromatic

#040D1A #0D254C #163E80 #1F57B4 #3474DC

Accessibility & contrast

On white

10.32

#163E80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#163E80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163E80

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163E80	#FFFFFF	#000000	##FFFFFF
##163E80	1.00	10.32	2.03	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#154582

Deuteranopia (green-blind)

#003C7F

Tritanopia (blue-blind)

#004E59

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #163e80;
/* rgb */ color: rgb(22, 62, 128);
/* oklch */ color: oklch(37.7% 0.120 260.0);

Tailwind

colors: {
  custom: {
    50: '#6672a5',
    500: '#163e80',
    950: '#000000',
  },
}

SCSS

$custom: #163e80;
$custom-light: #6672a5;
$custom-dark: #000000;

JSON

{
  "hex": "#163e80",
  "rgb": {
    "r": 22,
    "g": 62,
    "b": 128
  },
  "hsl": {
    "h": 217.358,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.37658,
    "c": 0.12045,
    "h": 260
  },
  "luminance": 0.05174
}

Semantic roles & 50–950 ramp

primary

#163E80

secondary

#B5883D

accent

#AA3AED

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #163E80

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

Preview Lab → · Contrast checker → · Palette generator →