#163F5D#163F5D

#163F5D is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.4% C 0.069 H 243.9°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#163F5D
RGB	rgb(22, 63, 93)
HSL	hsl(205, 62%, 23%)
HSV	hsv(205, 76%, 36%)
CMYK	cmyk(76.3%, 32.3%, 0%, 63.5%)
CIE-LAB	lab(25.31, -2.93, -21.96)
CIE-LCH	lch(25.31, 22.15, 262.40°)
OKLab	oklab(35.44% -0.0305 -0.0621)
OKLCH	oklch(35.44% 0.069 243.9)
XYZ	xyz(4.0834, 4.5154, 11.0102)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F5D #5D3416

analogous

#165D57 #163F5D #161C5D

triadic

#163F5D #5D163F #3F5D16

tetradic

#163F5D #57165D #5D3416 #1C5D16

square

#163F5D #57165D #5D3416 #1C5D16

split-complementary

#163F5D #5D161C #5D5716

monochromatic

#061119 #0A1D2C #163F5D #22618E #2D82C0

Accessibility & contrast

On white

11.03

#163F5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#163F5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F5D

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F5D	#FFFFFF	#000000	##FFFFFF
##163F5D	1.00	11.03	1.90	11.03
#FFFFFF	11.03	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31405E

Deuteranopia (green-blind)

#28395C

Tritanopia (blue-blind)

#00464A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #163f5d;
/* rgb */ color: rgb(22, 63, 93);
/* oklch */ color: oklch(35.4% 0.069 243.9);

Tailwind

colors: {
  custom: {
    50: '#5e738b',
    500: '#163f5d',
    950: '#000000',
  },
}

SCSS

$custom: #163f5d;
$custom-light: #5e738b;
$custom-dark: #000000;

JSON

{
  "hex": "#163f5d",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 93
  },
  "hsl": {
    "h": 205.352,
    "s": 61.739,
    "l": 22.549
  },
  "oklch": {
    "l": 0.35444,
    "c": 0.06918,
    "h": 243.9
  },
  "luminance": 0.04516
}

Semantic roles & 50–950 ramp

primary

#163F5D

secondary

#94603B

accent

#8743E5

background

#F5F7F8

surface

#E9EDF0

border

#C5C8CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #163F5D

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

Preview Lab → · Contrast checker → · Palette generator →