#16637E#16637E

#16637E is a mid, moderate cyan. Relative luminance 0.106; OKLCH L 46.8% C 0.083 H 227.0°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#16637E
RGB	rgb(22, 99, 126)
HSL	hsl(196, 70%, 29%)
HSV	hsv(196, 83%, 49%)
CMYK	cmyk(82.5%, 21.4%, 0%, 50.6%)
CIE-LAB	lab(38.90, -12.53, -21.50)
CIE-LCH	lch(38.90, 24.89, 239.76°)
OKLab	oklab(46.79% -0.0563 -0.0604)
OKLCH	oklch(46.79% 0.083 227)
XYZ	xyz(8.5571, 10.5996, 21.3295)
Luminance	0.1060 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16637E #7E3116

analogous

#167E65 #16637E #162F7E

triadic

#16637E #7E1663 #637E16

tetradic

#16637E #65167E #7E3116 #2F7E16

square

#16637E #65167E #7E3116 #2F7E16

split-complementary

#16637E #7E162F #7E6516

monochromatic

#05141A #0D3A4A #16637E #1F8CB2 #33B0DB

Accessibility & contrast

On white

6.73

#16637E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#16637E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #16637E

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16637E	#FFFFFF	#000000	##FFFFFF
##16637E	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55617F

Deuteranopia (green-blind)

#47577E

Tritanopia (blue-blind)

#006B6C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #16637e;
/* rgb */ color: rgb(22, 99, 126);
/* oklch */ color: oklch(46.8% 0.083 227.0);

Tailwind

colors: {
  custom: {
    50: '#668fa3',
    500: '#16637e',
    950: '#000000',
  },
}

SCSS

$custom: #16637e;
$custom-light: #668fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#16637e",
  "rgb": {
    "r": 22,
    "g": 99,
    "b": 126
  },
  "hsl": {
    "h": 195.577,
    "s": 70.27,
    "l": 29.02
  },
  "oklch": {
    "l": 0.46794,
    "c": 0.08256,
    "h": 227
  },
  "luminance": 0.10601
}

Semantic roles & 50–950 ramp

primary

#16637E

secondary

#B35C3D

accent

#693BED

background

#F6F8FA

surface

#EBF0F3

border

#C6CBCD

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #16637E

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

Preview Lab → · Contrast checker → · Palette generator →