#18768F#18768F

#18768F is a mid, moderate cyan. Relative luminance 0.151; OKLCH L 52.6% C 0.090 H 221.0°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#18768F
RGB	rgb(24, 118, 143)
HSL	hsl(193, 71%, 33%)
HSV	hsv(193, 83%, 56%)
CMYK	cmyk(83.2%, 17.5%, 0%, 43.9%)
CIE-LAB	lab(45.82, -16.94, -21.03)
CIE-LCH	lch(45.82, 27.00, 231.15°)
OKLab	oklab(52.6% -0.0678 -0.0589)
OKLCH	oklch(52.6% 0.09 221)
XYZ	xyz(11.8109, 15.1327, 28.2797)
Luminance	0.1513 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18768F #8F3118

analogous

#188F6C #18768F #183B8F

triadic

#18768F #8F1876 #768F18

tetradic

#18768F #6C188F #8F3118 #3B8F18

square

#18768F #6C188F #8F3118 #3B8F18

split-complementary

#18768F #8F183B #8F6C18

monochromatic

#062026 #0F4B5B #18768F #21A1C3 #42BEDF

Accessibility & contrast

On white

5.22

#18768F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#18768F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18768F

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18768F	#FFFFFF	#000000	##FFFFFF
##18768F	1.00	5.22	4.03	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#677390

Deuteranopia (green-blind)

#58688F

Tritanopia (blue-blind)

#007E7E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #18768f;
/* rgb */ color: rgb(24, 118, 143);
/* oklch */ color: oklch(52.6% 0.090 221.0);

Tailwind

colors: {
  custom: {
    50: '#6c9daf',
    500: '#18768f',
    950: '#000000',
  },
}

SCSS

$custom: #18768f;
$custom-light: #6c9daf;
$custom-dark: #000000;

JSON

{
  "hex": "#18768f",
  "rgb": {
    "r": 24,
    "g": 118,
    "b": 143
  },
  "hsl": {
    "h": 192.605,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.52596,
    "c": 0.08982,
    "h": 221
  },
  "luminance": 0.15134
}

Semantic roles & 50–950 ramp

primary

#18768F

secondary

#C05D43

accent

#603AEE

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #18768F

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

Preview Lab → · Contrast checker → · Palette generator →