#166789#166789

#166789 is a mid, moderate cyan. Relative luminance 0.117; OKLCH L 48.4% C 0.091 H 231.9°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#166789
RGB	rgb(22, 103, 137)
HSL	hsl(198, 72%, 31%)
HSV	hsv(198, 84%, 54%)
CMYK	cmyk(83.9%, 24.8%, 0%, 46.3%)
CIE-LAB	lab(40.70, -10.77, -25.37)
CIE-LCH	lch(40.70, 27.56, 247.01°)
OKLab	oklab(48.4% -0.056 -0.0715)
OKLCH	oklch(48.4% 0.091 231.9)
XYZ	xyz(9.6946, 11.6760, 25.4048)
Luminance	0.1168 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166789 #893816

analogous

#168971 #166789 #162D89

triadic

#166789 #891667 #678916

tetradic

#166789 #711689 #893816 #2D8916

square

#166789 #711689 #893816 #2D8916

split-complementary

#166789 #89162D #897116

monochromatic

#051820 #0E3F54 #166789 #1E8FBE #3AAEDF

Accessibility & contrast

On white

6.30

#166789 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#166789 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166789

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166789	#FFFFFF	#000000	##FFFFFF
##166789	1.00	6.30	3.34	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56668B

Deuteranopia (green-blind)

#475B88

Tritanopia (blue-blind)

#007072

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #166789;
/* rgb */ color: rgb(22, 103, 137);
/* oklch */ color: oklch(48.4% 0.091 231.9);

Tailwind

colors: {
  custom: {
    50: '#6992ab',
    500: '#166789',
    950: '#000000',
  },
}

SCSS

$custom: #166789;
$custom-light: #6992ab;
$custom-dark: #000000;

JSON

{
  "hex": "#166789",
  "rgb": {
    "r": 22,
    "g": 103,
    "b": 137
  },
  "hsl": {
    "h": 197.739,
    "s": 72.327,
    "l": 31.176
  },
  "oklch": {
    "l": 0.48398,
    "c": 0.09086,
    "h": 231.9
  },
  "luminance": 0.11677
}

Semantic roles & 50–950 ramp

primary

#166789

secondary

#BD633E

accent

#6F39EF

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070D10

muted

#7A7D7F

Preview Lab

Preview with #166789

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

Preview Lab → · Contrast checker → · Palette generator →