#18596A#18596A

#18596A is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.2% C 0.069 H 219.3°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#18596A
RGB	rgb(24, 89, 106)
HSL	hsl(192, 63%, 25%)
HSV	hsv(192, 77%, 42%)
CMYK	cmyk(77.4%, 16%, 0%, 58.4%)
CIE-LAB	lab(34.76, -13.80, -15.56)
CIE-LCH	lch(34.76, 20.80, 228.42°)
OKLab	oklab(43.2% -0.0531 -0.0435)
OKLCH	oklch(43.2% 0.069 219.3)
XYZ	xyz(6.5495, 8.3788, 14.9050)
Luminance	0.0838 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18596A #6A2918

analogous

#186A52 #18596A #18306A

triadic

#18596A #6A1859 #596A18

tetradic

#18596A #52186A #6A2918 #306A18

square

#18596A #52186A #6A2918 #306A18

split-complementary

#18596A #6A1830 #6A5218

monochromatic

#061519 #0D2F38 #18596A #23839C #2FADCE

Accessibility & contrast

On white

7.85

#18596A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#18596A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18596A

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18596A	#FFFFFF	#000000	##FFFFFF
##18596A	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E566B

Deuteranopia (green-blind)

#434E6A

Tritanopia (blue-blind)

#005F5E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #18596a;
/* rgb */ color: rgb(24, 89, 106);
/* oklch */ color: oklch(43.2% 0.069 219.3);

Tailwind

colors: {
  custom: {
    50: '#638894',
    500: '#18596a',
    950: '#000000',
  },
}

SCSS

$custom: #18596a;
$custom-light: #638894;
$custom-dark: #000000;

JSON

{
  "hex": "#18596a",
  "rgb": {
    "r": 24,
    "g": 89,
    "b": 106
  },
  "hsl": {
    "h": 192.439,
    "s": 63.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.43201,
    "c": 0.06865,
    "h": 219.3
  },
  "luminance": 0.0838
}

Semantic roles & 50–950 ramp

primary

#18596A

secondary

#A0523E

accent

#6442E6

background

#F6F8F9

surface

#EBEFF1

border

#C6CACB

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #18596A

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

Preview Lab → · Contrast checker → · Palette generator →