#163A5E#163A5E

#163A5E is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.2% C 0.076 H 251.0°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#163A5E
RGB	rgb(22, 58, 94)
HSL	hsl(210, 62%, 23%)
HSV	hsv(210, 77%, 37%)
CMYK	cmyk(76.6%, 38.3%, 0%, 63.1%)
CIE-LAB	lab(23.69, 0.86, -25.16)
CIE-LCH	lch(23.69, 25.18, 271.95°)
OKLab	oklab(34.19% -0.0246 -0.0715)
OKLCH	oklch(34.19% 0.076 251)
XYZ	xyz(3.8636, 4.0044, 11.1568)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163A5E #5E3A16

analogous

#165E5E #163A5E #16165E

triadic

#163A5E #5E163A #3A5E16

tetradic

#163A5E #5E165E #5E3A16 #165E16

square

#163A5E #5E165E #5E3A16 #165E16

split-complementary

#163A5E #5E1616 #5E5E16

monochromatic

#060F19 #0A1B2C #163A5E #225990 #2D77C1

Accessibility & contrast

On white

11.66

#163A5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#163A5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163A5E

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163A5E	#FFFFFF	#000000	##FFFFFF
##163A5E	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3C5F

Deuteranopia (green-blind)

#1F355D

Tritanopia (blue-blind)

#004247

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #163a5e;
/* rgb */ color: rgb(22, 58, 94);
/* oklch */ color: oklch(34.2% 0.076 251.0);

Tailwind

colors: {
  custom: {
    50: '#5e6f8c',
    500: '#163a5e',
    950: '#000000',
  },
}

SCSS

$custom: #163a5e;
$custom-light: #5e6f8c;
$custom-dark: #000000;

JSON

{
  "hex": "#163a5e",
  "rgb": {
    "r": 22,
    "g": 58,
    "b": 94
  },
  "hsl": {
    "h": 210,
    "s": 62.069,
    "l": 22.745
  },
  "oklch": {
    "l": 0.34187,
    "c": 0.07565,
    "h": 251
  },
  "luminance": 0.04005
}

Semantic roles & 50–950 ramp

primary

#163A5E

secondary

#95683B

accent

#9443E5

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #163A5E

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

Preview Lab → · Contrast checker → · Palette generator →