#16404D#16404D

#16404D is a dark, muted cyan. Relative luminance 0.044; OKLCH L 34.8% C 0.051 H 221.7°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#16404D
RGB	rgb(22, 64, 77)
HSL	hsl(194, 56%, 19%)
HSV	hsv(194, 71%, 30%)
CMYK	cmyk(71.4%, 16.9%, 0%, 69.8%)
CIE-LAB	lab(24.87, -9.75, -12.17)
CIE-LCH	lch(24.87, 15.60, 231.29°)
OKLab	oklab(34.84% -0.0381 -0.0339)
OKLCH	oklch(34.84% 0.051 221.7)
XYZ	xyz(3.5033, 4.3728, 7.6791)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16404D #4D2316

analogous

#164D3F #16404D #16254D

triadic

#16404D #4D1640 #404D16

tetradic

#16404D #3F164D #4D2316 #254D16

square

#16404D #3F164D #4D2316 #254D16

split-complementary

#16404D #4D1625 #4D3F16

monochromatic

#071418 #08181D #16404D #24687D #318FAC

Accessibility & contrast

On white

11.20

#16404D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#16404D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16404D

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16404D	#FFFFFF	#000000	##FFFFFF
##16404D	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383E4E

Deuteranopia (green-blind)

#31394D

Tritanopia (blue-blind)

#004444

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #16404d;
/* rgb */ color: rgb(22, 64, 77);
/* oklch */ color: oklch(34.8% 0.051 221.7);

Tailwind

colors: {
  custom: {
    50: '#5b747e',
    500: '#16404d',
    950: '#000000',
  },
}

SCSS

$custom: #16404d;
$custom-light: #5b747e;
$custom-dark: #000000;

JSON

{
  "hex": "#16404d",
  "rgb": {
    "r": 22,
    "g": 64,
    "b": 77
  },
  "hsl": {
    "h": 194.182,
    "s": 55.556,
    "l": 19.412
  },
  "oklch": {
    "l": 0.34836,
    "c": 0.05104,
    "h": 221.7
  },
  "luminance": 0.04373
}

Semantic roles & 50–950 ramp

primary

#16404D

secondary

#854C3A

accent

#6C49DF

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #16404D

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

Preview Lab → · Contrast checker → · Palette generator →