#18688E#18688E

#18688E is a mid, moderate cyan. Relative luminance 0.120; OKLCH L 49.0% C 0.095 H 235.0°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#18688E
RGB	rgb(24, 104, 142)
HSL	hsl(199, 71%, 33%)
HSV	hsv(199, 83%, 56%)
CMYK	cmyk(83.1%, 26.8%, 0%, 44.3%)
CIE-LAB	lab(41.29, -9.28, -27.45)
CIE-LCH	lch(41.29, 28.98, 251.33°)
OKLab	oklab(48.96% -0.0544 -0.0775)
OKLCH	oklch(48.96% 0.095 235)
XYZ	xyz(10.2075, 12.0465, 27.3732)
Luminance	0.1205 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18688E #8E3E18

analogous

#188E79 #18688E #182D8E

triadic

#18688E #8E1868 #688E18

tetradic

#18688E #79188E #8E3E18 #2D8E18

square

#18688E #79188E #8E3E18 #2D8E18

split-complementary

#18688E #8E182D #8E7918

monochromatic

#061B25 #0F425A #18688E #218EC2 #41ACDF

Accessibility & contrast

On white

6.16

#18688E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#18688E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18688E

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18688E	#FFFFFF	#000000	##FFFFFF
##18688E	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#556790

Deuteranopia (green-blind)

#465D8D

Tritanopia (blue-blind)

#007275

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #18688e;
/* rgb */ color: rgb(24, 104, 142);
/* oklch */ color: oklch(49.0% 0.095 235.0);

Tailwind

colors: {
  custom: {
    50: '#6a93af',
    500: '#18688e',
    950: '#000000',
  },
}

SCSS

$custom: #18688e;
$custom-light: #6a93af;
$custom-dark: #000000;

JSON

{
  "hex": "#18688e",
  "rgb": {
    "r": 24,
    "g": 104,
    "b": 142
  },
  "hsl": {
    "h": 199.322,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.4896,
    "c": 0.09469,
    "h": 235
  },
  "luminance": 0.12048
}

Semantic roles & 50–950 ramp

primary

#18688E

secondary

#C06B42

accent

#743AEE

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #18688E

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

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