#163A57#163A57

#163A57 is a dark, moderate cyan. Relative luminance 0.039; OKLCH L 33.7% C 0.066 H 245.9°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#163A57
RGB	rgb(22, 58, 87)
HSL	hsl(207, 60%, 21%)
HSV	hsv(207, 75%, 34%)
CMYK	cmyk(74.7%, 33.3%, 0%, 65.9%)
CIE-LAB	lab(23.29, -1.99, -21.21)
CIE-LCH	lch(23.29, 21.30, 264.65°)
OKLab	oklab(33.74% -0.0269 -0.06)
OKLCH	oklch(33.74% 0.066 245.9)
XYZ	xyz(3.5636, 3.8844, 9.5769)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163A57 #573316

analogous

#165754 #163A57 #161A57

triadic

#163A57 #57163A #3A5716

tetradic

#163A57 #541657 #573316 #1A5716

square

#163A57 #541657 #573316 #1A5716

split-complementary

#163A57 #57161A #575416

monochromatic

#061018 #0A1926 #163A57 #225B88 #2F7BB9

Accessibility & contrast

On white

11.82

#163A57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#163A57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163A57

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163A57	#FFFFFF	#000000	##FFFFFF
##163A57	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3B58

Deuteranopia (green-blind)

#243556

Tritanopia (blue-blind)

#004144

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #163a57;
/* rgb */ color: rgb(22, 58, 87);
/* oklch */ color: oklch(33.7% 0.066 245.9);

Tailwind

colors: {
  custom: {
    50: '#5c6f86',
    500: '#163a57',
    950: '#000000',
  },
}

SCSS

$custom: #163a57;
$custom-light: #5c6f86;
$custom-dark: #000000;

JSON

{
  "hex": "#163a57",
  "rgb": {
    "r": 22,
    "g": 58,
    "b": 87
  },
  "hsl": {
    "h": 206.769,
    "s": 59.633,
    "l": 21.373
  },
  "oklch": {
    "l": 0.33741,
    "c": 0.06575,
    "h": 245.9
  },
  "luminance": 0.03885
}

Semantic roles & 50–950 ramp

primary

#163A57

secondary

#8E603A

accent

#8B45E3

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #163A57

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

Preview Lab → · Contrast checker → · Palette generator →