#166579#166579

#166579 is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.1% C 0.078 H 219.5°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#166579
RGB	rgb(22, 101, 121)
HSL	hsl(192, 69%, 28%)
HSV	hsv(192, 82%, 47%)
CMYK	cmyk(81.8%, 16.5%, 0%, 52.5%)
CIE-LAB	lab(39.34, -15.51, -17.78)
CIE-LCH	lch(39.34, 23.59, 228.89°)
OKLab	oklab(47.08% -0.0604 -0.0497)
OKLCH	oklch(47.08% 0.078 219.5)
XYZ	xyz(8.4343, 10.8574, 19.7366)
Luminance	0.1086 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166579 #792A16

analogous

#16795B #166579 #163379

triadic

#166579 #791665 #657916

tetradic

#166579 #5B1679 #792A16 #337916

square

#166579 #5B1679 #792A16 #337916

split-complementary

#166579 #791633 #795B16

monochromatic

#05161A #0D3A45 #166579 #1F90AD #30B7D9

Accessibility & contrast

On white

6.62

#166579 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#166579 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166579

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166579	#FFFFFF	#000000	##FFFFFF
##166579	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59627A

Deuteranopia (green-blind)

#4C5979

Tritanopia (blue-blind)

#006C6B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #166579;
/* rgb */ color: rgb(22, 101, 121);
/* oklch */ color: oklch(47.1% 0.078 219.5);

Tailwind

colors: {
  custom: {
    50: '#66919f',
    500: '#166579',
    950: '#000000',
  },
}

SCSS

$custom: #166579;
$custom-light: #66919f;
$custom-dark: #000000;

JSON

{
  "hex": "#166579",
  "rgb": {
    "r": 22,
    "g": 101,
    "b": 121
  },
  "hsl": {
    "h": 192.121,
    "s": 69.231,
    "l": 28.039
  },
  "oklch": {
    "l": 0.47078,
    "c": 0.07824,
    "h": 219.5
  },
  "luminance": 0.10858
}

Semantic roles & 50–950 ramp

primary

#166579

secondary

#AE533D

accent

#5F3CEC

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0E

muted

#7A7D7E

Preview Lab

Preview with #166579

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

Preview Lab → · Contrast checker → · Palette generator →