#163B59#163B59

#163B59 is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.1% C 0.068 H 246.1°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#163B59
RGB	rgb(22, 59, 89)
HSL	hsl(207, 60%, 22%)
HSV	hsv(207, 75%, 35%)
CMYK	cmyk(75.3%, 33.7%, 0%, 65.1%)
CIE-LAB	lab(23.74, -1.86, -21.82)
CIE-LCH	lch(23.74, 21.90, 265.13°)
OKLab	oklab(34.13% -0.0273 -0.0617)
OKLCH	oklch(34.13% 0.068 246.1)
XYZ	xyz(3.6973, 4.0194, 10.0302)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163B59 #593416

analogous

#165956 #163B59 #161A59

triadic

#163B59 #59163B #3B5916

tetradic

#163B59 #561659 #593416 #1A5916

square

#163B59 #561659 #593416 #1A5916

split-complementary

#163B59 #59161A #595616

monochromatic

#061019 #0A1A28 #163B59 #225C8A #2E7CBB

Accessibility & contrast

On white

11.64

#163B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#163B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163B59

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163B59	#FFFFFF	#000000	##FFFFFF
##163B59	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3C5A

Deuteranopia (green-blind)

#243658

Tritanopia (blue-blind)

#004246

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #163b59;
/* rgb */ color: rgb(22, 59, 89);
/* oklch */ color: oklch(34.1% 0.068 246.1);

Tailwind

colors: {
  custom: {
    50: '#5d7088',
    500: '#163b59',
    950: '#000000',
  },
}

SCSS

$custom: #163b59;
$custom-light: #5d7088;
$custom-dark: #000000;

JSON

{
  "hex": "#163b59",
  "rgb": {
    "r": 22,
    "g": 59,
    "b": 89
  },
  "hsl": {
    "h": 206.866,
    "s": 60.36,
    "l": 21.765
  },
  "oklch": {
    "l": 0.34132,
    "c": 0.06753,
    "h": 246.1
  },
  "luminance": 0.0402
}

Semantic roles & 50–950 ramp

primary

#163B59

secondary

#90613B

accent

#8C44E4

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#05070B

muted

#797A7C

Preview Lab

Preview with #163B59

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

Preview Lab → · Contrast checker → · Palette generator →