#163B66#163B66

#163B66 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.0% C 0.086 H 254.2°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#163B66
RGB	rgb(22, 59, 102)
HSL	hsl(212, 65%, 24%)
HSV	hsv(212, 78%, 40%)
CMYK	cmyk(78.4%, 42.2%, 0%, 60%)
CIE-LAB	lab(24.50, 3.47, -29.06)
CIE-LCH	lch(24.50, 29.26, 276.80°)
OKLab	oklab(34.99% -0.0234 -0.0829)
OKLCH	oklch(34.99% 0.086 254.2)
XYZ	xyz(4.2922, 4.2573, 13.1633)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163B66 #664116

analogous

#166366 #163B66 #191666

triadic

#163B66 #66163B #3B6616

tetradic

#163B66 #661663 #664116 #166619

square

#163B66 #661663 #664116 #166619

split-complementary

#163B66 #661916 #636616

monochromatic

#050F19 #0B1E34 #163B66 #215898 #2C75CB

Accessibility & contrast

On white

11.34

#163B66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#163B66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163B66

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163B66	#FFFFFF	#000000	##FFFFFF
##163B66	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273E68

Deuteranopia (green-blind)

#1A3765

Tritanopia (blue-blind)

#00454B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #163b66;
/* rgb */ color: rgb(22, 59, 102);
/* oklch */ color: oklch(35.0% 0.086 254.2);

Tailwind

colors: {
  custom: {
    50: '#607092',
    500: '#163b66',
    950: '#000000',
  },
}

SCSS

$custom: #163b66;
$custom-light: #607092;
$custom-dark: #000000;

JSON

{
  "hex": "#163b66",
  "rgb": {
    "r": 22,
    "g": 59,
    "b": 102
  },
  "hsl": {
    "h": 212.25,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.34986,
    "c": 0.08616,
    "h": 254.2
  },
  "luminance": 0.04258
}

Semantic roles & 50–950 ramp

primary

#163B66

secondary

#9D703B

accent

#9A40E8

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #163B66

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

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