#163840#163840

#163840 is a dark, muted cyan. Relative luminance 0.034; OKLCH L 31.9% C 0.042 H 215.4°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#163840
RGB	rgb(22, 56, 64)
HSL	hsl(191, 49%, 17%)
HSV	hsv(191, 66%, 25%)
CMYK	cmyk(65.6%, 12.5%, 0%, 74.9%)
CIE-LAB	lab(21.46, -9.49, -8.70)
CIE-LCH	lch(21.46, 12.87, 222.52°)
OKLab	oklab(31.92% -0.0339 -0.0241)
OKLCH	oklch(31.92% 0.042 215.4)
XYZ	xyz(2.6701, 3.3688, 5.3590)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163840 #401E16

analogous

#164033 #163840 #162340

triadic

#163840 #401638 #384016

tetradic

#163840 #331640 #401E16 #234016

square

#163840 #331640 #401E16 #234016

split-complementary

#163840 #401623 #403316

monochromatic

#081417 #081417 #163840 #26606E #35889B

Accessibility & contrast

On white

12.55

#163840 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#163840 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163840

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163840	#FFFFFF	#000000	##FFFFFF
##163840	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323640

Deuteranopia (green-blind)

#2C3140

Tritanopia (blue-blind)

#003B3A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #163840;
/* rgb */ color: rgb(22, 56, 64);
/* oklch */ color: oklch(31.9% 0.042 215.4);

Tailwind

colors: {
  custom: {
    50: '#586e74',
    500: '#163840',
    950: '#000000',
  },
}

SCSS

$custom: #163840;
$custom-light: #586e74;
$custom-dark: #000000;

JSON

{
  "hex": "#163840",
  "rgb": {
    "r": 22,
    "g": 56,
    "b": 64
  },
  "hsl": {
    "h": 191.429,
    "s": 48.837,
    "l": 16.863
  },
  "oklch": {
    "l": 0.31923,
    "c": 0.04165,
    "h": 215.4
  },
  "luminance": 0.03369
}

Semantic roles & 50–950 ramp

primary

#163840

secondary

#77463B

accent

#694FD8

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #163840

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

Preview Lab → · Contrast checker → · Palette generator →