#166E93#166E93

#166E93 is a mid, moderate cyan. Relative luminance 0.134; OKLCH L 50.7% C 0.097 H 232.4°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#166E93
RGB	rgb(22, 110, 147)
HSL	hsl(198, 74%, 33%)
HSV	hsv(198, 85%, 58%)
CMYK	cmyk(85%, 25.2%, 0%, 42.4%)
CIE-LAB	lab(43.40, -11.12, -27.15)
CIE-LCH	lch(43.40, 29.34, 247.73°)
OKLab	oklab(50.71% -0.0591 -0.0766)
OKLCH	oklch(50.71% 0.097 232.4)
XYZ	xyz(11.1711, 13.4276, 29.6011)
Luminance	0.1343 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166E93 #933B16

analogous

#169379 #166E93 #162F93

triadic

#166E93 #93166E #6E9316

tetradic

#166E93 #791693 #933B16 #2F9316

square

#166E93 #791693 #933B16 #2F9316

split-complementary

#166E93 #93162F #937916

monochromatic

#061E29 #0E465E #166E93 #1E96C8 #41B3E3

Accessibility & contrast

On white

5.70

#166E93 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#166E93 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166E93

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166E93	#FFFFFF	#000000	##FFFFFF
##166E93	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B6D95

Deuteranopia (green-blind)

#4B6292

Tritanopia (blue-blind)

#00787B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #166e93;
/* rgb */ color: rgb(22, 110, 147);
/* oklch */ color: oklch(50.7% 0.097 232.4);

Tailwind

colors: {
  custom: {
    50: '#6b97b3',
    500: '#166e93',
    950: '#000000',
  },
}

SCSS

$custom: #166e93;
$custom-light: #6b97b3;
$custom-dark: #000000;

JSON

{
  "hex": "#166e93",
  "rgb": {
    "r": 22,
    "g": 110,
    "b": 147
  },
  "hsl": {
    "h": 197.76,
    "s": 73.964,
    "l": 33.137
  },
  "oklch": {
    "l": 0.5071,
    "c": 0.09674,
    "h": 232.4
  },
  "luminance": 0.13429
}

Semantic roles & 50–950 ramp

primary

#166E93

secondary

#C36842

accent

#6E37F1

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#080D11

muted

#7B7E80

Preview Lab

Preview with #166E93

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

Preview Lab → · Contrast checker → · Palette generator →