#166099#166099

#166099 is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.6% C 0.115 H 247.4°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#166099
RGB	rgb(22, 96, 153)
HSL	hsl(206, 75%, 34%)
HSV	hsv(206, 86%, 60%)
CMYK	cmyk(85.6%, 37.3%, 0%, 40%)
CIE-LAB	lab(39.30, -0.29, -37.18)
CIE-LCH	lch(39.30, 37.18, 269.56°)
OKLab	oklab(47.56% -0.0442 -0.106)
OKLCH	oklch(47.56% 0.115 247.4)
XYZ	xyz(10.2613, 10.8349, 31.6813)
Luminance	0.1084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166099 #994F16

analogous

#169991 #166099 #161F99

triadic

#166099 #991660 #609916

tetradic

#166099 #911699 #994F16 #1F9916

square

#166099 #911699 #994F16 #1F9916

split-complementary

#166099 #99161F #999116

monochromatic

#071D2E #0E3E63 #166099 #1E82CF #459FE4

Accessibility & contrast

On white

6.63

#166099 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#166099 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166099

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166099	#FFFFFF	#000000	##FFFFFF
##166099	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45639B

Deuteranopia (green-blind)

#315798

Tritanopia (blue-blind)

#006E75

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #166099;
/* rgb */ color: rgb(22, 96, 153);
/* oklch */ color: oklch(47.6% 0.115 247.4);

Tailwind

colors: {
  custom: {
    50: '#6c8cb7',
    500: '#166099',
    950: '#000000',
  },
}

SCSS

$custom: #166099;
$custom-light: #6c8cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#166099",
  "rgb": {
    "r": 22,
    "g": 96,
    "b": 153
  },
  "hsl": {
    "h": 206.107,
    "s": 74.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.47561,
    "c": 0.11489,
    "h": 247.4
  },
  "luminance": 0.10836
}

Semantic roles & 50–950 ramp

primary

#166099

secondary

#C57D46

accent

#8836F1

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080C11

muted

#7B7D80

Preview Lab

Preview with #166099

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

Preview Lab → · Contrast checker → · Palette generator →