#166384#166384

#166384 is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.1% C 0.088 H 232.3°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#166384
RGB	rgb(22, 99, 132)
HSL	hsl(198, 71%, 30%)
HSV	hsv(198, 83%, 52%)
CMYK	cmyk(83.3%, 25%, 0%, 48.2%)
CIE-LAB	lab(39.17, -10.29, -24.73)
CIE-LCH	lch(39.17, 26.78, 247.41°)
OKLab	oklab(47.1% -0.0539 -0.0697)
OKLCH	oklch(47.1% 0.088 232.3)
XYZ	xyz(8.9559, 10.7591, 23.4300)
Luminance	0.1076 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166384 #843716

analogous

#16846E #166384 #162C84

triadic

#166384 #841663 #638416

tetradic

#166384 #6E1684 #843716 #2C8416

square

#166384 #6E1684 #843716 #2C8416

split-complementary

#166384 #84162C #846E16

monochromatic

#05141B #0D3C50 #166384 #1F8AB8 #37ACDE

Accessibility & contrast

On white

6.66

#166384 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#166384 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166384

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166384	#FFFFFF	#000000	##FFFFFF
##166384	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#526286

Deuteranopia (green-blind)

#445883

Tritanopia (blue-blind)

#006C6E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #166384;
/* rgb */ color: rgb(22, 99, 132);
/* oklch */ color: oklch(47.1% 0.088 232.3);

Tailwind

colors: {
  custom: {
    50: '#678fa8',
    500: '#166384',
    950: '#000000',
  },
}

SCSS

$custom: #166384;
$custom-light: #678fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#166384",
  "rgb": {
    "r": 22,
    "g": 99,
    "b": 132
  },
  "hsl": {
    "h": 198,
    "s": 71.429,
    "l": 30.196
  },
  "oklch": {
    "l": 0.47104,
    "c": 0.08814,
    "h": 232.3
  },
  "luminance": 0.1076
}

Semantic roles & 50–950 ramp

primary

#166384

secondary

#B8623D

accent

#703AEE

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #166384

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

Preview Lab → · Contrast checker → · Palette generator →