#166F89#166F89

#166F89 is a mid, moderate cyan. Relative luminance 0.133; OKLCH L 50.5% C 0.088 H 223.2°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#166F89
RGB	rgb(22, 111, 137)
HSL	hsl(194, 72%, 31%)
HSV	hsv(194, 84%, 54%)
CMYK	cmyk(83.9%, 19%, 0%, 46.3%)
CIE-LAB	lab(43.28, -15.37, -21.37)
CIE-LCH	lch(43.28, 26.33, 234.27°)
OKLab	oklab(50.47% -0.064 -0.0599)
OKLCH	oklch(50.47% 0.088 223.2)
XYZ	xyz(10.5288, 13.3443, 25.6828)
Luminance	0.1335 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166F89 #893016

analogous

#168969 #166F89 #163589

triadic

#166F89 #89166F #6F8916

tetradic

#166F89 #691689 #893016 #358916

square

#166F89 #691689 #893016 #358916

split-complementary

#166F89 #891635 #896916

monochromatic

#051A20 #0E4454 #166F89 #1E9ABE #3ABADF

Accessibility & contrast

On white

5.72

#166F89 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#166F89 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166F89

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166F89	#FFFFFF	#000000	##FFFFFF
##166F89	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606C8A

Deuteranopia (green-blind)

#516289

Tritanopia (blue-blind)

#007777

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #166f89;
/* rgb */ color: rgb(22, 111, 137);
/* oklch */ color: oklch(50.5% 0.088 223.2);

Tailwind

colors: {
  custom: {
    50: '#6998ab',
    500: '#166f89',
    950: '#000000',
  },
}

SCSS

$custom: #166f89;
$custom-light: #6998ab;
$custom-dark: #000000;

JSON

{
  "hex": "#166f89",
  "rgb": {
    "r": 22,
    "g": 111,
    "b": 137
  },
  "hsl": {
    "h": 193.565,
    "s": 72.327,
    "l": 31.176
  },
  "oklch": {
    "l": 0.50465,
    "c": 0.08766,
    "h": 223.2
  },
  "luminance": 0.13346
}

Semantic roles & 50–950 ramp

primary

#166F89

secondary

#BD5B3E

accent

#6239EF

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#070D10

muted

#7A7E7F

Preview Lab

Preview with #166F89

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

Preview Lab → · Contrast checker → · Palette generator →