#166380#166380

#166380 is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 46.9% C 0.084 H 228.9°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#166380
RGB	rgb(22, 99, 128)
HSL	hsl(196, 71%, 29%)
HSV	hsv(196, 83%, 50%)
CMYK	cmyk(82.8%, 22.7%, 0%, 49.8%)
CIE-LAB	lab(38.99, -11.79, -22.58)
CIE-LCH	lch(38.99, 25.47, 242.43°)
OKLab	oklab(46.9% -0.0555 -0.0635)
OKLCH	oklch(46.9% 0.084 228.9)
XYZ	xyz(8.6874, 10.6517, 22.0160)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166380 #803316

analogous

#168068 #166380 #162E80

triadic

#166380 #801663 #638016

tetradic

#166380 #681680 #803316 #2E8016

square

#166380 #681680 #803316 #2E8016

split-complementary

#166380 #80162E #806816

monochromatic

#04141A #0D3B4C #166380 #1F8BB4 #34AEDC

Accessibility & contrast

On white

6.71

#166380 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#166380 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166380

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166380	#FFFFFF	#000000	##FFFFFF
##166380	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#546181

Deuteranopia (green-blind)

#465780

Tritanopia (blue-blind)

#006B6D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #166380;
/* rgb */ color: rgb(22, 99, 128);
/* oklch */ color: oklch(46.9% 0.084 228.9);

Tailwind

colors: {
  custom: {
    50: '#678fa5',
    500: '#166380',
    950: '#000000',
  },
}

SCSS

$custom: #166380;
$custom-light: #678fa5;
$custom-dark: #000000;

JSON

{
  "hex": "#166380",
  "rgb": {
    "r": 22,
    "g": 99,
    "b": 128
  },
  "hsl": {
    "h": 196.415,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.46896,
    "c": 0.08434,
    "h": 228.9
  },
  "luminance": 0.10653
}

Semantic roles & 50–950 ramp

primary

#166380

secondary

#B55E3D

accent

#6B3AED

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #166380

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

Preview Lab → · Contrast checker → · Palette generator →