#163F4F#163F4F

#163F4F is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.7% C 0.053 H 227.2°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#163F4F
RGB	rgb(22, 63, 79)
HSL	hsl(197, 56%, 20%)
HSV	hsv(197, 72%, 31%)
CMYK	cmyk(72.2%, 20.3%, 0%, 69%)
CIE-LAB	lab(24.61, -8.38, -13.89)
CIE-LCH	lch(24.61, 16.22, 238.89°)
OKLab	oklab(34.66% -0.036 -0.0388)
OKLCH	oklch(34.66% 0.053 227.2)
XYZ	xyz(3.5191, 4.2897, 8.0382)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F4F #4F2616

analogous

#164F43 #163F4F #16234F

triadic

#163F4F #4F163F #3F4F16

tetradic

#163F4F #43164F #4F2616 #234F16

square

#163F4F #43164F #4F2616 #234F16

split-complementary

#163F4F #4F1623 #4F4316

monochromatic

#071318 #09191F #163F4F #23657F #318BAF

Accessibility & contrast

On white

11.30

#163F4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#163F4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F4F

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F4F	#FFFFFF	#000000	##FFFFFF
##163F4F	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363E50

Deuteranopia (green-blind)

#2F384F

Tritanopia (blue-blind)

#004444

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #163f4f;
/* rgb */ color: rgb(22, 63, 79);
/* oklch */ color: oklch(34.7% 0.053 227.2);

Tailwind

colors: {
  custom: {
    50: '#5b7480',
    500: '#163f4f',
    950: '#000000',
  },
}

SCSS

$custom: #163f4f;
$custom-light: #5b7480;
$custom-dark: #000000;

JSON

{
  "hex": "#163f4f",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 79
  },
  "hsl": {
    "h": 196.842,
    "s": 56.436,
    "l": 19.804
  },
  "oklch": {
    "l": 0.34657,
    "c": 0.05295,
    "h": 227.2
  },
  "luminance": 0.0429
}

Semantic roles & 50–950 ramp

primary

#163F4F

secondary

#86503A

accent

#7348E0

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #163F4F

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

Preview Lab → · Contrast checker → · Palette generator →