#166778#166778

#166778 is a mid, moderate cyan. Relative luminance 0.112; OKLCH L 47.6% C 0.078 H 215.7°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#166778
RGB	rgb(22, 103, 120)
HSL	hsl(190, 69%, 28%)
HSV	hsv(190, 82%, 47%)
CMYK	cmyk(81.7%, 14.2%, 0%, 52.9%)
CIE-LAB	lab(39.96, -17.00, -16.22)
CIE-LCH	lch(39.96, 23.49, 223.66°)
OKLab	oklab(47.56% -0.0629 -0.0453)
OKLCH	oklch(47.56% 0.078 215.7)
XYZ	xyz(8.5698, 11.2261, 19.4808)
Luminance	0.1123 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166778 #782716

analogous

#167858 #166778 #163678

triadic

#166778 #781667 #677816

tetradic

#166778 #581678 #782716 #367816

square

#166778 #581678 #782716 #367816

split-complementary

#166778 #781636 #785816

monochromatic

#05161A #0D3B44 #166778 #1F93AC #2FBCD9

Accessibility & contrast

On white

6.47

#166778 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#166778 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166778

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166778	#FFFFFF	#000000	##FFFFFF
##166778	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B6479

Deuteranopia (green-blind)

#4E5A78

Tritanopia (blue-blind)

#006D6C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #166778;
/* rgb */ color: rgb(22, 103, 120);
/* oklch */ color: oklch(47.6% 0.078 215.7);

Tailwind

colors: {
  custom: {
    50: '#66929f',
    500: '#166778',
    950: '#000000',
  },
}

SCSS

$custom: #166778;
$custom-light: #66929f;
$custom-dark: #000000;

JSON

{
  "hex": "#166778",
  "rgb": {
    "r": 22,
    "g": 103,
    "b": 120
  },
  "hsl": {
    "h": 190.408,
    "s": 69.014,
    "l": 27.843
  },
  "oklch": {
    "l": 0.47563,
    "c": 0.07753,
    "h": 215.7
  },
  "luminance": 0.11227
}

Semantic roles & 50–950 ramp

primary

#166778

secondary

#AD503C

accent

#5A3CEC

background

#F6F9F9

surface

#EBF1F2

border

#C6CBCC

text

#070D0E

muted

#7A7E7E

Preview Lab

Preview with #166778

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

Preview Lab → · Contrast checker → · Palette generator →