#16577B#16577B

#16577B is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.5% C 0.086 H 238.4°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX#16577B
RGBrgb(22, 87, 123)
HSLhsl(201, 70%, 28%)
HSVhsv(201, 82%, 48%)
CMYKcmyk(82.1%, 29.3%, 0%, 51.8%)
CIE-LABlab(34.83, -6.46, -25.99)
CIE-LCHlch(34.83, 26.78, 256.05°)
OKLaboklab(43.51% -0.0452 -0.0735)
OKLCHoklch(43.51% 0.086 238.4)
XYZxyz(7.3128, 8.4161, 19.9741)
Luminance0.0842 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#16577B #7B3A16
analogous
#167B6C #16577B #16247B
triadic
#16577B #7B1657 #577B16
tetradic
#16577B #6C167B #7B3A16 #247B16
square
#16577B #6C167B #7B3A16 #247B16
split-complementary
#16577B #7B1624 #7B6C16
monochromatic
#05121A #0D3247 #16577B #1F7CAF #319EDA

Accessibility & contrast

On white

7.83
#16577B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.68
#16577B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16577B
7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##16577B#FFFFFF#000000##FFFFFF
##16577B1.007.832.687.83
#FFFFFF7.831.0021.001.00
#0000002.6821.001.0021.00
##FFFFFF7.831.0021.001.00

Color blindness preview

Protanopia (red-blind)
#46577D
Deuteranopia (green-blind)
#384E7A
Tritanopia (blue-blind)
#006064
Achromatopsia (no color)
#525252

Design tokens & code

CSS
--color: #16577b;
/* rgb */ color: rgb(22, 87, 123);
/* oklch */ color: oklch(43.5% 0.086 238.4);
Tailwind
colors: {
  custom: {
    50: '#6586a1',
    500: '#16577b',
    950: '#000000',
  },
}
SCSS
$custom: #16577b;
$custom-light: #6586a1;
$custom-dark: #000000;
JSON
{
  "hex": "#16577b",
  "rgb": {
    "r": 22,
    "g": 87,
    "b": 123
  },
  "hsl": {
    "h": 201.386,
    "s": 69.655,
    "l": 28.431
  },
  "oklch": {
    "l": 0.43507,
    "c": 0.08633,
    "h": 238.4
  },
  "luminance": 0.08417
}

Semantic roles & 50–950 ramp

primary
#16577B
secondary
#B0663D
accent
#7A3BEC
background
#F6F8F9
surface
#EBEFF2
border
#C6CACC
text
#060B0F
muted
#7A7C7E

Preview Lab

Preview with #16577B

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

Preview Lab → · Contrast checker → · Palette generator →

#16577B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva