#163B5E#163B5E

#163B5E is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.4% C 0.075 H 249.8°. Best body text is #FFFFFF at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#163B5E
RGB	rgb(22, 59, 94)
HSL	hsl(209, 62%, 23%)
HSV	hsv(209, 77%, 37%)
CMYK	cmyk(76.6%, 37.2%, 0%, 63.1%)
CIE-LAB	lab(24.02, 0.17, -24.64)
CIE-LCH	lch(24.02, 24.64, 270.40°)
OKLab	oklab(34.45% -0.0257 -0.07)
OKLCH	oklch(34.45% 0.075 249.8)
XYZ	xyz(3.9145, 4.1062, 11.1738)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163B5E #5E3916

analogous

#165E5D #163B5E #16175E

triadic

#163B5E #5E163B #3B5E16

tetradic

#163B5E #5D165E #5E3916 #175E16

square

#163B5E #5D165E #5E3916 #175E16

split-complementary

#163B5E #5E1617 #5E5D16

monochromatic

#061019 #0A1C2C #163B5E #225A90 #2D79C1

Accessibility & contrast

On white

11.53

#163B5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#163B5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163B5E

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163B5E	#FFFFFF	#000000	##FFFFFF
##163B5E	1.00	11.53	1.82	11.53
#FFFFFF	11.53	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3D5F

Deuteranopia (green-blind)

#21365D

Tritanopia (blue-blind)

#004348

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #163b5e;
/* rgb */ color: rgb(22, 59, 94);
/* oklch */ color: oklch(34.4% 0.075 249.8);

Tailwind

colors: {
  custom: {
    50: '#5e708c',
    500: '#163b5e',
    950: '#000000',
  },
}

SCSS

$custom: #163b5e;
$custom-light: #5e708c;
$custom-dark: #000000;

JSON

{
  "hex": "#163b5e",
  "rgb": {
    "r": 22,
    "g": 59,
    "b": 94
  },
  "hsl": {
    "h": 209.167,
    "s": 62.069,
    "l": 22.745
  },
  "oklch": {
    "l": 0.34449,
    "c": 0.07454,
    "h": 249.8
  },
  "luminance": 0.04107
}

Semantic roles & 50–950 ramp

primary

#163B5E

secondary

#95673B

accent

#9243E5

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #163B5E

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

Preview Lab → · Contrast checker → · Palette generator →