#166389#166389

#166389 is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.4% C 0.093 H 236.1°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#166389
RGB	rgb(22, 99, 137)
HSL	hsl(200, 72%, 31%)
HSV	hsv(200, 84%, 54%)
CMYK	cmyk(83.9%, 27.7%, 0%, 46.3%)
CIE-LAB	lab(39.41, -8.38, -27.38)
CIE-LCH	lch(39.41, 28.64, 252.98°)
OKLab	oklab(47.37% -0.0521 -0.0774)
OKLCH	oklch(47.37% 0.093 236.1)
XYZ	xyz(9.3063, 10.8992, 25.2753)
Luminance	0.1090 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166389 #893C16

analogous

#168975 #166389 #162989

triadic

#166389 #891663 #638916

tetradic

#166389 #751689 #893C16 #298916

square

#166389 #751689 #893C16 #298916

split-complementary

#166389 #891629 #897516

monochromatic

#051720 #0E3D54 #166389 #1E89BE #3AA9DF

Accessibility & contrast

On white

6.60

#166389 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#166389 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166389

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166389	#FFFFFF	#000000	##FFFFFF
##166389	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51638B

Deuteranopia (green-blind)

#415888

Tritanopia (blue-blind)

#006D70

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #166389;
/* rgb */ color: rgb(22, 99, 137);
/* oklch */ color: oklch(47.4% 0.093 236.1);

Tailwind

colors: {
  custom: {
    50: '#688fab',
    500: '#166389',
    950: '#000000',
  },
}

SCSS

$custom: #166389;
$custom-light: #688fab;
$custom-dark: #000000;

JSON

{
  "hex": "#166389",
  "rgb": {
    "r": 22,
    "g": 99,
    "b": 137
  },
  "hsl": {
    "h": 199.826,
    "s": 72.327,
    "l": 31.176
  },
  "oklch": {
    "l": 0.47373,
    "c": 0.0933,
    "h": 236.1
  },
  "luminance": 0.109
}

Semantic roles & 50–950 ramp

primary

#166389

secondary

#BD683E

accent

#7539EF

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C10

muted

#7A7D7F

Preview Lab

Preview with #166389

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

Preview Lab → · Contrast checker → · Palette generator →