#166C83#166C83

#166C83 is a mid, moderate cyan. Relative luminance 0.125; OKLCH L 49.4% C 0.084 H 221.0°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#166C83
RGB	rgb(22, 108, 131)
HSL	hsl(193, 71%, 30%)
HSV	hsv(193, 83%, 51%)
CMYK	cmyk(83.2%, 17.6%, 0%, 48.6%)
CIE-LAB	lab(42.05, -15.86, -19.66)
CIE-LCH	lch(42.05, 25.26, 231.12°)
OKLab	oklab(49.4% -0.0634 -0.0551)
OKLCH	oklch(49.4% 0.084 221)
XYZ	xyz(9.7884, 12.5332, 23.3716)
Luminance	0.1253 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166C83 #832D16

analogous

#168364 #166C83 #163583

triadic

#166C83 #83166C #6C8316

tetradic

#166C83 #641683 #832D16 #358316

square

#166C83 #641683 #832D16 #358316

split-complementary

#166C83 #831635 #836416

monochromatic

#04161A #0D414F #166C83 #1F97B7 #36BADD

Accessibility & contrast

On white

5.99

#166C83 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#166C83 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166C83

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166C83	#FFFFFF	#000000	##FFFFFF
##166C83	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E6984

Deuteranopia (green-blind)

#505F83

Tritanopia (blue-blind)

#007373

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #166c83;
/* rgb */ color: rgb(22, 108, 131);
/* oklch */ color: oklch(49.4% 0.084 221.0);

Tailwind

colors: {
  custom: {
    50: '#6896a7',
    500: '#166c83',
    950: '#000000',
  },
}

SCSS

$custom: #166c83;
$custom-light: #6896a7;
$custom-dark: #000000;

JSON

{
  "hex": "#166c83",
  "rgb": {
    "r": 22,
    "g": 108,
    "b": 131
  },
  "hsl": {
    "h": 192.661,
    "s": 71.242,
    "l": 30
  },
  "oklch": {
    "l": 0.49396,
    "c": 0.08398,
    "h": 221
  },
  "luminance": 0.12534
}

Semantic roles & 50–950 ramp

primary

#166C83

secondary

#B7573D

accent

#603AEE

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#070D0F

muted

#7A7E7F

Preview Lab

Preview with #166C83

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

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