#16577C#16577C

#16577C is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.6% C 0.087 H 239.1°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#16577C
RGB	rgb(22, 87, 124)
HSL	hsl(202, 70%, 29%)
HSV	hsv(202, 82%, 49%)
CMYK	cmyk(82.3%, 29.8%, 0%, 51.4%)
CIE-LAB	lab(34.89, -6.07, -26.53)
CIE-LCH	lch(34.89, 27.22, 257.12°)
OKLab	oklab(43.56% -0.0449 -0.0751)
OKLCH	oklch(43.56% 0.087 239.1)
XYZ	xyz(7.3757, 8.4413, 20.3055)
Luminance	0.0844 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16577C #7C3B16

analogous

#167C6E #16577C #16247C

triadic

#16577C #7C1657 #577C16

tetradic

#16577C #6E167C #7C3B16 #247C16

square

#16577C #6E167C #7C3B16 #247C16

split-complementary

#16577C #7C1624 #7C6E16

monochromatic

#05121A #0D3348 #16577C #1F7BB0 #329DDB

Accessibility & contrast

On white

7.81

#16577C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#16577C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16577C

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16577C	#FFFFFF	#000000	##FFFFFF
##16577C	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45577E

Deuteranopia (green-blind)

#384E7B

Tritanopia (blue-blind)

#006064

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #16577c;
/* rgb */ color: rgb(22, 87, 124);
/* oklch */ color: oklch(43.6% 0.087 239.1);

Tailwind

colors: {
  custom: {
    50: '#6586a2',
    500: '#16577c',
    950: '#000000',
  },
}

SCSS

$custom: #16577c;
$custom-light: #6586a2;
$custom-dark: #000000;

JSON

{
  "hex": "#16577c",
  "rgb": {
    "r": 22,
    "g": 87,
    "b": 124
  },
  "hsl": {
    "h": 201.765,
    "s": 69.863,
    "l": 28.627
  },
  "oklch": {
    "l": 0.43564,
    "c": 0.08748,
    "h": 239.1
  },
  "luminance": 0.08442
}

Semantic roles & 50–950 ramp

primary

#16577C

secondary

#B1673D

accent

#7C3BED

background

#F6F8FA

surface

#EBEFF3

border

#C6CACD

text

#060B0F

muted

#7A7C7F

Preview Lab

Preview with #16577C

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

Preview Lab → · Contrast checker → · Palette generator →