#163451#163451

#163451 is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.8% C 0.063 H 249.8°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#163451
RGB	rgb(22, 52, 81)
HSL	hsl(209, 57%, 20%)
HSV	hsv(209, 73%, 32%)
CMYK	cmyk(72.8%, 35.8%, 0%, 68.2%)
CIE-LAB	lab(20.91, -0.30, -20.98)
CIE-LCH	lch(20.91, 20.98, 269.18°)
OKLab	oklab(31.76% -0.0219 -0.0594)
OKLCH	oklch(31.76% 0.063 249.8)
XYZ	xyz(3.0435, 3.2203, 8.2442)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163451 #513316

analogous

#165151 #163451 #161651

triadic

#163451 #511634 #345116

tetradic

#163451 #511651 #513316 #165116

square

#163451 #511651 #513316 #165116

split-complementary

#163451 #511616 #515116

monochromatic

#070F18 #091521 #163451 #235381 #3072B1

Accessibility & contrast

On white

12.77

#163451 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#163451 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163451

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163451	#FFFFFF	#000000	##FFFFFF
##163451	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273552

Deuteranopia (green-blind)

#1F3050

Tritanopia (blue-blind)

#003B3E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #163451;
/* rgb */ color: rgb(22, 52, 81);
/* oklch */ color: oklch(31.8% 0.063 249.8);

Tailwind

colors: {
  custom: {
    50: '#5b6b82',
    500: '#163451',
    950: '#000000',
  },
}

SCSS

$custom: #163451;
$custom-light: #5b6b82;
$custom-dark: #000000;

JSON

{
  "hex": "#163451",
  "rgb": {
    "r": 22,
    "g": 52,
    "b": 81
  },
  "hsl": {
    "h": 209.492,
    "s": 57.282,
    "l": 20.196
  },
  "oklch": {
    "l": 0.31758,
    "c": 0.0633,
    "h": 249.8
  },
  "luminance": 0.03221
}

Semantic roles & 50–950 ramp

primary

#163451

secondary

#88613A

accent

#9347E1

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #163451

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

Preview Lab → · Contrast checker → · Palette generator →