#163B70#163B70

#163B70 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.7% C 0.101 H 257.9°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#163B70
RGB	rgb(22, 59, 112)
HSL	hsl(215, 67%, 26%)
HSV	hsv(215, 80%, 44%)
CMYK	cmyk(80.4%, 47.3%, 0%, 56.1%)
CIE-LAB	lab(25.16, 7.63, -34.43)
CIE-LCH	lch(25.16, 35.26, 282.50°)
OKLab	oklab(35.71% -0.0211 -0.0987)
OKLCH	oklch(35.71% 0.101 257.9)
XYZ	xyz(4.8184, 4.4678, 15.9345)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163B70 #704B16

analogous

#166870 #163B70 #1E1670

triadic

#163B70 #70163B #3B7016

tetradic

#163B70 #701668 #704B16 #16701E

square

#163B70 #701668 #704B16 #16701E

split-complementary

#163B70 #701E16 #687016

monochromatic

#050D1A #0C203D #163B70 #2056A3 #2B71D5

Accessibility & contrast

On white

11.09

#163B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#163B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163B70

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163B70	#FFFFFF	#000000	##FFFFFF
##163B70	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4072

Deuteranopia (green-blind)

#0C386F

Tritanopia (blue-blind)

#004850

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #163b70;
/* rgb */ color: rgb(22, 59, 112);
/* oklch */ color: oklch(35.7% 0.101 257.9);

Tailwind

colors: {
  custom: {
    50: '#627099',
    500: '#163b70',
    950: '#000000',
  },
}

SCSS

$custom: #163b70;
$custom-light: #627099;
$custom-dark: #000000;

JSON

{
  "hex": "#163b70",
  "rgb": {
    "r": 22,
    "g": 59,
    "b": 112
  },
  "hsl": {
    "h": 215.333,
    "s": 67.164,
    "l": 26.275
  },
  "oklch": {
    "l": 0.35708,
    "c": 0.10093,
    "h": 257.9
  },
  "luminance": 0.04468
}

Semantic roles & 50–950 ramp

primary

#163B70

secondary

#A67A3C

accent

#A33EEA

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #163B70

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

Preview Lab → · Contrast checker → · Palette generator →