#163F59#163F59

#163F59 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.2% C 0.064 H 240.1°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#163F59
RGB	rgb(22, 63, 89)
HSL	hsl(203, 60%, 22%)
HSV	hsv(203, 75%, 35%)
CMYK	cmyk(75.3%, 29.2%, 0%, 65.1%)
CIE-LAB	lab(25.10, -4.52, -19.68)
CIE-LCH	lch(25.10, 20.20, 257.07°)
OKLab	oklab(35.21% -0.0319 -0.0555)
OKLCH	oklch(35.21% 0.064 240.1)
XYZ	xyz(3.9109, 4.4464, 10.1014)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F59 #593016

analogous

#165952 #163F59 #161E59

triadic

#163F59 #59163F #3F5916

tetradic

#163F59 #521659 #593016 #1E5916

square

#163F59 #521659 #593016 #1E5916

split-complementary

#163F59 #59161E #595216

monochromatic

#061119 #0A1C28 #163F59 #22628A #2E84BB

Accessibility & contrast

On white

11.11

#163F59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#163F59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F59

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F59	#FFFFFF	#000000	##FFFFFF
##163F59	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333F5A

Deuteranopia (green-blind)

#2A3959

Tritanopia (blue-blind)

#004648

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #163f59;
/* rgb */ color: rgb(22, 63, 89);
/* oklch */ color: oklch(35.2% 0.064 240.1);

Tailwind

colors: {
  custom: {
    50: '#5d7388',
    500: '#163f59',
    950: '#000000',
  },
}

SCSS

$custom: #163f59;
$custom-light: #5d7388;
$custom-dark: #000000;

JSON

{
  "hex": "#163f59",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 89
  },
  "hsl": {
    "h": 203.284,
    "s": 60.36,
    "l": 21.765
  },
  "oklch": {
    "l": 0.35207,
    "c": 0.06404,
    "h": 240.1
  },
  "luminance": 0.04447
}

Semantic roles & 50–950 ramp

primary

#163F59

secondary

#905C3B

accent

#8244E4

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#05080B

muted

#797B7C

Preview Lab

Preview with #163F59

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

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