#163DA0#163DA0

#163DA0 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.2% C 0.166 H 263.9°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#163DA0
RGB	rgb(22, 61, 160)
HSL	hsl(223, 76%, 36%)
HSV	hsv(223, 86%, 63%)
CMYK	cmyk(86.3%, 61.9%, 0%, 37.3%)
CIE-LAB	lab(29.53, 25.97, -57.16)
CIE-LCH	lch(29.53, 62.79, 294.44°)
OKLab	oklab(40.21% -0.0176 -0.1655)
OKLCH	oklch(40.21% 0.166 263.9)
XYZ	xyz(8.3425, 6.0451, 33.9780)
Luminance	0.0605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163DA0 #A07916

analogous

#1682A0 #163DA0 #3416A0

triadic

#163DA0 #A0163D #3DA016

tetradic

#163DA0 #A01682 #A07916 #16A034

square

#163DA0 #A01682 #A07916 #16A034

split-complementary

#163DA0 #A03416 #82A016

monochromatic

#071434 #0F286A #163DA0 #1D52D6 #4A76E6

Accessibility & contrast

On white

9.51

#163DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#163DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163DA0

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163DA0	#FFFFFF	#000000	##FFFFFF
##163DA0	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA3

Deuteranopia (green-blind)

#003F9E

Tritanopia (blue-blind)

#005768

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #163da0;
/* rgb */ color: rgb(22, 61, 160);
/* oklch */ color: oklch(40.2% 0.166 263.9);

Tailwind

colors: {
  custom: {
    50: '#6f72bd',
    500: '#163da0',
    950: '#000000',
  },
}

SCSS

$custom: #163da0;
$custom-light: #6f72bd;
$custom-dark: #000000;

JSON

{
  "hex": "#163da0",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 160
  },
  "hsl": {
    "h": 223.043,
    "s": 75.824,
    "l": 35.686
  },
  "oklch": {
    "l": 0.40208,
    "c": 0.16641,
    "h": 263.9
  },
  "luminance": 0.06046
}

Semantic roles & 50–950 ramp

primary

#163DA0

secondary

#C8A44A

accent

#BD35F2

background

#F7F6FB

surface

#EDECF7

border

#C8C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #163DA0

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

Preview Lab → · Contrast checker → · Palette generator →