#163D63#163D63

#163D63 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.3% C 0.079 H 250.6°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#163D63
RGB	rgb(22, 61, 99)
HSL	hsl(210, 64%, 24%)
HSV	hsv(210, 78%, 39%)
CMYK	cmyk(77.8%, 38.4%, 0%, 61.2%)
CIE-LAB	lab(24.98, 0.85, -26.37)
CIE-LCH	lch(24.98, 26.38, 271.85°)
OKLab	oklab(35.3% -0.0263 -0.075)
OKLCH	oklch(35.3% 0.079 250.6)
XYZ	xyz(4.2509, 4.4084, 12.4288)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D63 #633C16

analogous

#166362 #163D63 #161763

triadic

#163D63 #63163D #3D6316

tetradic

#163D63 #621663 #633C16 #176316

square

#163D63 #621663 #633C16 #176316

split-complementary

#163D63 #631617 #636216

monochromatic

#060F19 #0B1E31 #163D63 #215C95 #2C7BC7

Accessibility & contrast

On white

11.16

#163D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#163D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D63

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D63	#FFFFFF	#000000	##FFFFFF
##163D63	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3F65

Deuteranopia (green-blind)

#203862

Tritanopia (blue-blind)

#00464B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #163d63;
/* rgb */ color: rgb(22, 61, 99);
/* oklch */ color: oklch(35.3% 0.079 250.6);

Tailwind

colors: {
  custom: {
    50: '#5f728f',
    500: '#163d63',
    950: '#000000',
  },
}

SCSS

$custom: #163d63;
$custom-light: #5f728f;
$custom-dark: #000000;

JSON

{
  "hex": "#163d63",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 99
  },
  "hsl": {
    "h": 209.61,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.35297,
    "c": 0.07949,
    "h": 250.6
  },
  "luminance": 0.04409
}

Semantic roles & 50–950 ramp

primary

#163D63

secondary

#9A6A3B

accent

#9341E7

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #163D63

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

Preview Lab → · Contrast checker → · Palette generator →