#16518D#16518D

#16518D is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 43.1% C 0.115 H 252.7°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#16518D
RGB	rgb(22, 81, 141)
HSL	hsl(210, 73%, 32%)
HSV	hsv(210, 84%, 55%)
CMYK	cmyk(84.4%, 42.6%, 0%, 44.7%)
CIE-LAB	lab(33.94, 4.60, -38.47)
CIE-LCH	lch(33.94, 38.75, 276.82°)
OKLab	oklab(43.13% -0.0342 -0.1101)
OKLCH	oklch(43.13% 0.115 252.7)
XYZ	xyz(8.0792, 7.9775, 26.3081)
Luminance	0.0798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16518D #8D5216

analogous

#168D8D #16518D #17168D

triadic

#16518D #8D1651 #518D16

tetradic

#16518D #8D168D #8D5216 #168D17

square

#16518D #8D168D #8D5216 #168D17

split-complementary

#16518D #8D1716 #8D8D16

monochromatic

#051423 #0E3358 #16518D #1E6FC2 #3D8EE1

Accessibility & contrast

On white

8.09

#16518D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#16518D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16518D

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16518D	#FFFFFF	#000000	##FFFFFF
##16518D	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33568F

Deuteranopia (green-blind)

#1E4B8C

Tritanopia (blue-blind)

#005F68

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #16518d;
/* rgb */ color: rgb(22, 81, 141);
/* oklch */ color: oklch(43.1% 0.115 252.7);

Tailwind

colors: {
  custom: {
    50: '#6981af',
    500: '#16518d',
    950: '#000000',
  },
}

SCSS

$custom: #16518d;
$custom-light: #6981af;
$custom-dark: #000000;

JSON

{
  "hex": "#16518d",
  "rgb": {
    "r": 22,
    "g": 81,
    "b": 141
  },
  "hsl": {
    "h": 210.252,
    "s": 73.006,
    "l": 31.961
  },
  "oklch": {
    "l": 0.43129,
    "c": 0.11533,
    "h": 252.7
  },
  "luminance": 0.07979
}

Semantic roles & 50–950 ramp

primary

#16518D

secondary

#C1803E

accent

#9538F0

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #16518D

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

Preview Lab → · Contrast checker → · Palette generator →