#18516D#18516D

#18516D is a dark, moderate cyan. Relative luminance 0.072; OKLCH L 41.2% C 0.074 H 234.3°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#18516D
RGB	rgb(24, 81, 109)
HSL	hsl(200, 64%, 26%)
HSV	hsv(200, 78%, 43%)
CMYK	cmyk(78%, 25.7%, 0%, 57.3%)
CIE-LAB	lab(32.22, -7.89, -21.36)
CIE-LCH	lch(32.22, 22.77, 249.73°)
OKLab	oklab(41.21% -0.0431 -0.0602)
OKLCH	oklch(41.21% 0.074 234.3)
XYZ	xyz(6.0783, 7.1825, 15.5310)
Luminance	0.0718 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18516D #6D3418

analogous

#186D5E #18516D #18266D

triadic

#18516D #6D1851 #516D18

tetradic

#18516D #5E186D #6D3418 #266D18

square

#18516D #5E186D #6D3418 #266D18

split-complementary

#18516D #6D1826 #6D5E18

monochromatic

#061319 #0D2C3B #18516D #23769F #2E9BD1

Accessibility & contrast

On white

8.62

#18516D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#18516D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18516D

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18516D	#FFFFFF	#000000	##FFFFFF
##18516D	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43506E

Deuteranopia (green-blind)

#38486D

Tritanopia (blue-blind)

#00585A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #18516d;
/* rgb */ color: rgb(24, 81, 109);
/* oklch */ color: oklch(41.2% 0.074 234.3);

Tailwind

colors: {
  custom: {
    50: '#628197',
    500: '#18516d',
    950: '#000000',
  },
}

SCSS

$custom: #18516d;
$custom-light: #628197;
$custom-dark: #000000;

JSON

{
  "hex": "#18516d",
  "rgb": {
    "r": 24,
    "g": 81,
    "b": 109
  },
  "hsl": {
    "h": 199.765,
    "s": 63.91,
    "l": 26.078
  },
  "oklch": {
    "l": 0.41213,
    "c": 0.07403,
    "h": 234.3
  },
  "luminance": 0.07183
}

Semantic roles & 50–950 ramp

primary

#18516D

secondary

#A35F3E

accent

#7841E7

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #18516D

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

Preview Lab → · Contrast checker → · Palette generator →