#166689#166689

#166689 is a mid, moderate cyan. Relative luminance 0.115; OKLCH L 48.1% C 0.091 H 233.0°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#166689
RGB	rgb(22, 102, 137)
HSL	hsl(198, 72%, 31%)
HSV	hsv(198, 84%, 54%)
CMYK	cmyk(83.9%, 25.5%, 0%, 46.3%)
CIE-LAB	lab(40.37, -10.18, -25.87)
CIE-LCH	lch(40.37, 27.80, 248.53°)
OKLab	oklab(48.14% -0.055 -0.073)
OKLCH	oklch(48.14% 0.091 233)
XYZ	xyz(9.5958, 11.4783, 25.3718)
Luminance	0.1148 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166689 #893916

analogous

#168972 #166689 #162C89

triadic

#166689 #891666 #668916

tetradic

#166689 #721689 #893916 #2C8916

square

#166689 #721689 #893916 #2C8916

split-complementary

#166689 #89162C #897216

monochromatic

#051720 #0E3F54 #166689 #1E8DBE #3AADDF

Accessibility & contrast

On white

6.37

#166689 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#166689 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166689

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166689	#FFFFFF	#000000	##FFFFFF
##166689	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55658B

Deuteranopia (green-blind)

#455B88

Tritanopia (blue-blind)

#006F72

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #166689;
/* rgb */ color: rgb(22, 102, 137);
/* oklch */ color: oklch(48.1% 0.091 233.0);

Tailwind

colors: {
  custom: {
    50: '#6991ab',
    500: '#166689',
    950: '#000000',
  },
}

SCSS

$custom: #166689;
$custom-light: #6991ab;
$custom-dark: #000000;

JSON

{
  "hex": "#166689",
  "rgb": {
    "r": 22,
    "g": 102,
    "b": 137
  },
  "hsl": {
    "h": 198.261,
    "s": 72.327,
    "l": 31.176
  },
  "oklch": {
    "l": 0.48141,
    "c": 0.09142,
    "h": 233
  },
  "luminance": 0.11479
}

Semantic roles & 50–950 ramp

primary

#166689

secondary

#BD653E

accent

#7039EF

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C10

muted

#7A7D7F

Preview Lab

Preview with #166689

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

Preview Lab → · Contrast checker → · Palette generator →