#163E78#163E78

#163E78 is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.0% C 0.109 H 258.2°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#163E78
RGB	rgb(22, 62, 120)
HSL	hsl(216, 69%, 28%)
HSV	hsv(216, 82%, 47%)
CMYK	cmyk(81.7%, 48.3%, 0%, 52.9%)
CIE-LAB	lab(26.65, 8.87, -37.11)
CIE-LCH	lch(26.65, 38.16, 283.44°)
OKLab	oklab(37.04% -0.0222 -0.1065)
OKLCH	oklch(37.04% 0.109 258.2)
XYZ	xyz(5.4424, 4.9712, 18.4384)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163E78 #785016

analogous

#166F78 #163E78 #1F1678

triadic

#163E78 #78163E #3E7816

tetradic

#163E78 #78166F #785016 #16781F

square

#163E78 #78166F #785016 #16781F

split-complementary

#163E78 #781F16 #6F7816

monochromatic

#050D1A #0D2344 #163E78 #1F59AC #2F75D9

Accessibility & contrast

On white

10.53

#163E78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#163E78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163E78

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163E78	#FFFFFF	#000000	##FFFFFF
##163E78	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F447A

Deuteranopia (green-blind)

#053B77

Tritanopia (blue-blind)

#004C55

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #163e78;
/* rgb */ color: rgb(22, 62, 120);
/* oklch */ color: oklch(37.0% 0.109 258.2);

Tailwind

colors: {
  custom: {
    50: '#64729f',
    500: '#163e78',
    950: '#000000',
  },
}

SCSS

$custom: #163e78;
$custom-light: #64729f;
$custom-dark: #000000;

JSON

{
  "hex": "#163e78",
  "rgb": {
    "r": 22,
    "g": 62,
    "b": 120
  },
  "hsl": {
    "h": 215.51,
    "s": 69.014,
    "l": 27.843
  },
  "oklch": {
    "l": 0.37036,
    "c": 0.10883,
    "h": 258.2
  },
  "luminance": 0.04972
}

Semantic roles & 50–950 ramp

primary

#163E78

secondary

#AD7F3C

accent

#A43CEC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #163E78

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

Preview Lab → · Contrast checker → · Palette generator →