#163E5B#163E5B

#163E5B is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.1% C 0.067 H 243.5°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#163E5B
RGB	rgb(22, 62, 91)
HSL	hsl(205, 61%, 22%)
HSV	hsv(205, 76%, 36%)
CMYK	cmyk(75.8%, 31.9%, 0%, 64.3%)
CIE-LAB	lab(24.86, -3.06, -21.36)
CIE-LCH	lch(24.86, 21.58, 261.83°)
OKLab	oklab(35.06% -0.0301 -0.0604)
OKLCH	oklch(35.06% 0.067 243.5)
XYZ	xyz(3.9411, 4.3707, 10.5314)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163E5B #5B3316

analogous

#165B56 #163E5B #161C5B

triadic

#163E5B #5B163E #3E5B16

tetradic

#163E5B #56165B #5B3316 #1C5B16

square

#163E5B #56165B #5B3316 #1C5B16

split-complementary

#163E5B #5B161C #5B5616

monochromatic

#061119 #0A1C2A #163E5B #22608C #2E81BE

Accessibility & contrast

On white

11.20

#163E5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#163E5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163E5B

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163E5B	#FFFFFF	#000000	##FFFFFF
##163E5B	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313F5C

Deuteranopia (green-blind)

#27385A

Tritanopia (blue-blind)

#004548

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #163e5b;
/* rgb */ color: rgb(22, 62, 91);
/* oklch */ color: oklch(35.1% 0.067 243.5);

Tailwind

colors: {
  custom: {
    50: '#5d7389',
    500: '#163e5b',
    950: '#000000',
  },
}

SCSS

$custom: #163e5b;
$custom-light: #5d7389;
$custom-dark: #000000;

JSON

{
  "hex": "#163e5b",
  "rgb": {
    "r": 22,
    "g": 62,
    "b": 91
  },
  "hsl": {
    "h": 205.217,
    "s": 61.062,
    "l": 22.157
  },
  "oklch": {
    "l": 0.35056,
    "c": 0.06744,
    "h": 243.5
  },
  "luminance": 0.04371
}

Semantic roles & 50–950 ramp

primary

#163E5B

secondary

#925F3B

accent

#8744E4

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05080B

muted

#797B7C

Preview Lab

Preview with #163E5B

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

Preview Lab → · Contrast checker → · Palette generator →