#163F6A#163F6A

#163F6A is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.3% C 0.087 H 252.4°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#163F6A
RGB	rgb(22, 63, 106)
HSL	hsl(211, 66%, 25%)
HSV	hsv(211, 79%, 42%)
CMYK	cmyk(79.2%, 40.6%, 0%, 58.4%)
CIE-LAB	lab(26.06, 2.36, -29.16)
CIE-LCH	lch(26.06, 29.26, 274.63°)
OKLab	oklab(36.28% -0.0264 -0.0831)
OKLCH	oklch(36.28% 0.087 252.4)
XYZ	xyz(4.7089, 4.7657, 14.3046)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F6A #6A4116

analogous

#16696A #163F6A #17166A

triadic

#163F6A #6A163F #3F6A16

tetradic

#163F6A #6A1669 #6A4116 #166A17

square

#163F6A #6A1669 #6A4116 #166A17

split-complementary

#163F6A #6A1716 #696A16

monochromatic

#050F19 #0B2137 #163F6A #215D9D #2B7BCF

Accessibility & contrast

On white

10.75

#163F6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#163F6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F6A

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F6A	#FFFFFF	#000000	##FFFFFF
##163F6A	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B426C

Deuteranopia (green-blind)

#1E3A69

Tritanopia (blue-blind)

#00494F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #163f6a;
/* rgb */ color: rgb(22, 63, 106);
/* oklch */ color: oklch(36.3% 0.087 252.4);

Tailwind

colors: {
  custom: {
    50: '#617395',
    500: '#163f6a',
    950: '#000000',
  },
}

SCSS

$custom: #163f6a;
$custom-light: #617395;
$custom-dark: #000000;

JSON

{
  "hex": "#163f6a",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 106
  },
  "hsl": {
    "h": 210.714,
    "s": 65.625,
    "l": 25.098
  },
  "oklch": {
    "l": 0.36278,
    "c": 0.08725,
    "h": 252.4
  },
  "luminance": 0.04766
}

Semantic roles & 50–950 ramp

primary

#163F6A

secondary

#A06F3B

accent

#963FE9

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#05080D

muted

#7A7B7E

Preview Lab

Preview with #163F6A

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

Preview Lab → · Contrast checker → · Palette generator →