#18608F#18608F

#18608F is a mid, moderate cyan. Relative luminance 0.105; OKLCH L 47.0% C 0.102 H 242.9°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#18608F
RGB	rgb(24, 96, 143)
HSL	hsl(204, 71%, 33%)
HSV	hsv(204, 83%, 56%)
CMYK	cmyk(83.2%, 32.9%, 0%, 43.9%)
CIE-LAB	lab(38.80, -4.03, -31.96)
CIE-LCH	lch(38.80, 32.22, 262.81°)
OKLab	oklab(47% -0.0464 -0.0908)
OKLCH	oklch(47% 0.102 242.9)
XYZ	xyz(9.5155, 10.5419, 27.5146)
Luminance	0.1054 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18608F #8F4718

analogous

#188F82 #18608F #18258F

triadic

#18608F #8F1860 #608F18

tetradic

#18608F #82188F #8F4718 #258F18

square

#18608F #82188F #8F4718 #258F18

split-complementary

#18608F #8F1825 #8F8218

monochromatic

#061A26 #0F3D5B #18608F #2183C3 #42A1DF

Accessibility & contrast

On white

6.76

#18608F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#18608F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18608F

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18608F	#FFFFFF	#000000	##FFFFFF
##18608F	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A6191

Deuteranopia (green-blind)

#39578E

Tritanopia (blue-blind)

#006C71

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #18608f;
/* rgb */ color: rgb(24, 96, 143);
/* oklch */ color: oklch(47.0% 0.102 242.9);

Tailwind

colors: {
  custom: {
    50: '#6a8cb0',
    500: '#18608f',
    950: '#000000',
  },
}

SCSS

$custom: #18608f;
$custom-light: #6a8cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#18608f",
  "rgb": {
    "r": 24,
    "g": 96,
    "b": 143
  },
  "hsl": {
    "h": 203.697,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.46998,
    "c": 0.10192,
    "h": 242.9
  },
  "luminance": 0.10543
}

Semantic roles & 50–950 ramp

primary

#18608F

secondary

#C07443

accent

#813AEE

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #18608F

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

Preview Lab → · Contrast checker → · Palette generator →