#163B64#163B64

#163B64 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.8% C 0.083 H 253.3°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#163B64
RGB	rgb(22, 59, 100)
HSL	hsl(212, 64%, 24%)
HSV	hsv(212, 78%, 39%)
CMYK	cmyk(78%, 41%, 0%, 60.8%)
CIE-LAB	lab(24.38, 2.64, -27.96)
CIE-LCH	lch(24.38, 28.09, 275.39°)
OKLab	oklab(34.85% -0.024 -0.0797)
OKLCH	oklch(34.85% 0.083 253.3)
XYZ	xyz(4.1942, 4.2181, 12.6473)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163B64 #643F16

analogous

#166264 #163B64 #181664

triadic

#163B64 #64163B #3B6416

tetradic

#163B64 #641662 #643F16 #166418

square

#163B64 #641662 #643F16 #166418

split-complementary

#163B64 #641816 #626416

monochromatic

#060F19 #0B1D32 #163B64 #215996 #2C76C8

Accessibility & contrast

On white

11.39

#163B64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#163B64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163B64

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163B64	#FFFFFF	#000000	##FFFFFF
##163B64	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283E66

Deuteranopia (green-blind)

#1C3763

Tritanopia (blue-blind)

#00454A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #163b64;
/* rgb */ color: rgb(22, 59, 100);
/* oklch */ color: oklch(34.8% 0.083 253.3);

Tailwind

colors: {
  custom: {
    50: '#5f7090',
    500: '#163b64',
    950: '#000000',
  },
}

SCSS

$custom: #163b64;
$custom-light: #5f7090;
$custom-dark: #000000;

JSON

{
  "hex": "#163b64",
  "rgb": {
    "r": 22,
    "g": 59,
    "b": 100
  },
  "hsl": {
    "h": 211.538,
    "s": 63.934,
    "l": 23.922
  },
  "oklch": {
    "l": 0.34848,
    "c": 0.08323,
    "h": 253.3
  },
  "luminance": 0.04219
}

Semantic roles & 50–950 ramp

primary

#163B64

secondary

#9B6D3B

accent

#9841E7

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #163B64

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

Preview Lab → · Contrast checker → · Palette generator →