#163757#163757

#163757 is a dark, moderate cyan. Relative luminance 0.036; OKLCH L 32.9% C 0.069 H 250.1°. Best body text is #FFFFFF at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#163757
RGB	rgb(22, 55, 87)
HSL	hsl(210, 60%, 21%)
HSV	hsv(210, 75%, 34%)
CMYK	cmyk(74.7%, 36.8%, 0%, 65.9%)
CIE-LAB	lab(22.27, 0.06, -22.81)
CIE-LCH	lch(22.27, 22.81, 270.16°)
OKLab	oklab(32.94% -0.0234 -0.0647)
OKLCH	oklch(32.94% 0.069 250.1)
XYZ	xyz(3.4167, 3.5907, 9.5280)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163757 #573616

analogous

#165757 #163757 #161757

triadic

#163757 #571637 #375716

tetradic

#163757 #571657 #573616 #175716

square

#163757 #571657 #573616 #175716

split-complementary

#163757 #571617 #575716

monochromatic

#060F18 #0A1826 #163757 #225688 #2F75B9

Accessibility & contrast

On white

12.22

#163757 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#163757 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163757

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163757	#FFFFFF	#000000	##FFFFFF
##163757	1.00	12.22	1.72	12.22
#FFFFFF	12.22	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293958

Deuteranopia (green-blind)

#203256

Tritanopia (blue-blind)

#003F43

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #163757;
/* rgb */ color: rgb(22, 55, 87);
/* oklch */ color: oklch(32.9% 0.069 250.1);

Tailwind

colors: {
  custom: {
    50: '#5c6d86',
    500: '#163757',
    950: '#000000',
  },
}

SCSS

$custom: #163757;
$custom-light: #5c6d86;
$custom-dark: #000000;

JSON

{
  "hex": "#163757",
  "rgb": {
    "r": 22,
    "g": 55,
    "b": 87
  },
  "hsl": {
    "h": 209.538,
    "s": 59.633,
    "l": 21.373
  },
  "oklch": {
    "l": 0.32942,
    "c": 0.06881,
    "h": 250.1
  },
  "luminance": 0.03591
}

Semantic roles & 50–950 ramp

primary

#163757

secondary

#8E643A

accent

#9345E3

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #163757

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

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