#163963#163963

#163963 is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.3% C 0.084 H 254.7°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#163963
RGB	rgb(22, 57, 99)
HSL	hsl(213, 64%, 24%)
HSV	hsv(213, 78%, 39%)
CMYK	cmyk(77.8%, 42.4%, 0%, 61.2%)
CIE-LAB	lab(23.66, 3.61, -28.46)
CIE-LCH	lch(23.66, 28.69, 277.24°)
OKLab	oklab(34.27% -0.0221 -0.0812)
OKLCH	oklch(34.27% 0.084 254.7)
XYZ	xyz(4.0453, 3.9972, 12.3603)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163963 #634016

analogous

#165F63 #163963 #191663

triadic

#163963 #631639 #396316

tetradic

#163963 #63165F #634016 #166319

square

#163963 #63165F #634016 #166319

split-complementary

#163963 #631916 #5F6316

monochromatic

#060E19 #0B1C31 #163963 #215695 #2C73C7

Accessibility & contrast

On white

11.67

#163963 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#163963 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163963

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163963	#FFFFFF	#000000	##FFFFFF
##163963	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#253C65

Deuteranopia (green-blind)

#193562

Tritanopia (blue-blind)

#004349

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #163963;
/* rgb */ color: rgb(22, 57, 99);
/* oklch */ color: oklch(34.3% 0.084 254.7);

Tailwind

colors: {
  custom: {
    50: '#5f6f90',
    500: '#163963',
    950: '#000000',
  },
}

SCSS

$custom: #163963;
$custom-light: #5f6f90;
$custom-dark: #000000;

JSON

{
  "hex": "#163963",
  "rgb": {
    "r": 22,
    "g": 57,
    "b": 99
  },
  "hsl": {
    "h": 212.727,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.34269,
    "c": 0.08415,
    "h": 254.7
  },
  "luminance": 0.03998
}

Semantic roles & 50–950 ramp

primary

#163963

secondary

#9A6F3B

accent

#9B41E7

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #163963

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

Preview Lab → · Contrast checker → · Palette generator →