#166B83#166B83

#166B83 is a mid, moderate cyan. Relative luminance 0.123; OKLCH L 49.1% C 0.084 H 222.2°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#166B83
RGB	rgb(22, 107, 131)
HSL	hsl(193, 71%, 30%)
HSV	hsv(193, 83%, 51%)
CMYK	cmyk(83.2%, 18.3%, 0%, 48.6%)
CIE-LAB	lab(41.73, -15.29, -20.16)
CIE-LCH	lch(41.73, 25.30, 232.82°)
OKLab	oklab(49.13% -0.0624 -0.0565)
OKLCH	oklch(49.13% 0.084 222.2)
XYZ	xyz(9.6836, 12.3234, 23.3366)
Luminance	0.1232 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166B83 #832E16

analogous

#168365 #166B83 #163483

triadic

#166B83 #83166B #6B8316

tetradic

#166B83 #651683 #832E16 #348316

square

#166B83 #651683 #832E16 #348316

split-complementary

#166B83 #831634 #836516

monochromatic

#04151A #0D404F #166B83 #1F96B7 #36B8DD

Accessibility & contrast

On white

6.06

#166B83 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#166B83 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166B83

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166B83	#FFFFFF	#000000	##FFFFFF
##166B83	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6884

Deuteranopia (green-blind)

#4F5E83

Tritanopia (blue-blind)

#007273

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #166b83;
/* rgb */ color: rgb(22, 107, 131);
/* oklch */ color: oklch(49.1% 0.084 222.2);

Tailwind

colors: {
  custom: {
    50: '#6895a7',
    500: '#166b83',
    950: '#000000',
  },
}

SCSS

$custom: #166b83;
$custom-light: #6895a7;
$custom-dark: #000000;

JSON

{
  "hex": "#166b83",
  "rgb": {
    "r": 22,
    "g": 107,
    "b": 131
  },
  "hsl": {
    "h": 193.211,
    "s": 71.242,
    "l": 30
  },
  "oklch": {
    "l": 0.49134,
    "c": 0.08418,
    "h": 222.2
  },
  "luminance": 0.12325
}

Semantic roles & 50–950 ramp

primary

#166B83

secondary

#B7583D

accent

#613AEE

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#070D0F

muted

#7A7E7F

Preview Lab

Preview with #166B83

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

Preview Lab → · Contrast checker → · Palette generator →