#163F66#163F66

#163F66 is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 36.0% C 0.082 H 250.2°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#163F66
RGB	rgb(22, 63, 102)
HSL	hsl(209, 65%, 24%)
HSV	hsv(209, 78%, 40%)
CMYK	cmyk(78.4%, 38.2%, 0%, 60%)
CIE-LAB	lab(25.82, 0.72, -26.97)
CIE-LCH	lch(25.82, 26.98, 271.52°)
OKLab	oklab(36.01% -0.0276 -0.0767)
OKLCH	oklch(36.01% 0.082 250.2)
XYZ	xyz(4.5058, 4.6844, 13.2345)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F66 #663D16

analogous

#166665 #163F66 #161766

triadic

#163F66 #66163F #3F6616

tetradic

#163F66 #651666 #663D16 #176616

square

#163F66 #651666 #663D16 #176616

split-complementary

#163F66 #661617 #666516

monochromatic

#051019 #0B2034 #163F66 #215E98 #2C7DCB

Accessibility & contrast

On white

10.84

#163F66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#163F66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F66

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F66	#FFFFFF	#000000	##FFFFFF
##163F66	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D4168

Deuteranopia (green-blind)

#213A65

Tritanopia (blue-blind)

#00484D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #163f66;
/* rgb */ color: rgb(22, 63, 102);
/* oklch */ color: oklch(36.0% 0.082 250.2);

Tailwind

colors: {
  custom: {
    50: '#607392',
    500: '#163f66',
    950: '#000000',
  },
}

SCSS

$custom: #163f66;
$custom-light: #607392;
$custom-dark: #000000;

JSON

{
  "hex": "#163f66",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 102
  },
  "hsl": {
    "h": 209.25,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.36011,
    "c": 0.08154,
    "h": 250.2
  },
  "luminance": 0.04685
}

Semantic roles & 50–950 ramp

primary

#163F66

secondary

#9D6B3B

accent

#9240E8

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05080D

muted

#797B7E

Preview Lab

Preview with #163F66

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

Preview Lab → · Contrast checker → · Palette generator →