#166583#166583

#166583 is a mid, moderate cyan. Relative luminance 0.111; OKLCH L 47.6% C 0.086 H 229.2°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#166583
RGB	rgb(22, 101, 131)
HSL	hsl(197, 71%, 30%)
HSV	hsv(197, 83%, 51%)
CMYK	cmyk(83.2%, 22.9%, 0%, 48.6%)
CIE-LAB	lab(39.77, -11.84, -23.18)
CIE-LCH	lch(39.77, 26.03, 242.94°)
OKLab	oklab(47.57% -0.0563 -0.0652)
OKLCH	oklch(47.57% 0.086 229.2)
XYZ	xyz(9.0796, 11.1155, 23.1353)
Luminance	0.1112 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166583 #833416

analogous

#16836B #166583 #162E83

triadic

#166583 #831665 #658316

tetradic

#166583 #6B1683 #833416 #2E8316

square

#166583 #6B1683 #833416 #2E8316

split-complementary

#166583 #83162E #836B16

monochromatic

#04141A #0D3D4F #166583 #1F8DB7 #36AFDD

Accessibility & contrast

On white

6.51

#166583 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#166583 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166583

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166583	#FFFFFF	#000000	##FFFFFF
##166583	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#556384

Deuteranopia (green-blind)

#475983

Tritanopia (blue-blind)

#006D6F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #166583;
/* rgb */ color: rgb(22, 101, 131);
/* oklch */ color: oklch(47.6% 0.086 229.2);

Tailwind

colors: {
  custom: {
    50: '#6791a7',
    500: '#166583',
    950: '#000000',
  },
}

SCSS

$custom: #166583;
$custom-light: #6791a7;
$custom-dark: #000000;

JSON

{
  "hex": "#166583",
  "rgb": {
    "r": 22,
    "g": 101,
    "b": 131
  },
  "hsl": {
    "h": 196.514,
    "s": 71.242,
    "l": 30
  },
  "oklch": {
    "l": 0.4757,
    "c": 0.08618,
    "h": 229.2
  },
  "luminance": 0.11117
}

Semantic roles & 50–950 ramp

primary

#166583

secondary

#B75F3D

accent

#6B3AEE

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #166583

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

Preview Lab → · Contrast checker → · Palette generator →