#18667D#18667D

#18667D is a mid, moderate cyan. Relative luminance 0.112; OKLCH L 47.6% C 0.080 H 222.6°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#18667D
RGB	rgb(24, 102, 125)
HSL	hsl(194, 68%, 29%)
HSV	hsv(194, 81%, 49%)
CMYK	cmyk(80.8%, 18.4%, 0%, 51%)
CIE-LAB	lab(39.88, -14.41, -19.38)
CIE-LCH	lch(39.88, 24.15, 233.37°)
OKLab	oklab(47.58% -0.059 -0.0543)
OKLCH	oklch(47.58% 0.08 222.6)
XYZ	xyz(8.8282, 11.1765, 21.0901)
Luminance	0.1118 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18667D #7D2F18

analogous

#187D62 #18667D #18347D

triadic

#18667D #7D1866 #667D18

tetradic

#18667D #62187D #7D2F18 #347D18

square

#18667D #62187D #7D2F18 #347D18

split-complementary

#18667D #7D1834 #7D6218

monochromatic

#05151A #0E3C4A #18667D #2290B0 #37B4D9

Accessibility & contrast

On white

6.49

#18667D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#18667D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18667D

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18667D	#FFFFFF	#000000	##FFFFFF
##18667D	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59637E

Deuteranopia (green-blind)

#4B5A7D

Tritanopia (blue-blind)

#006D6D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #18667d;
/* rgb */ color: rgb(24, 102, 125);
/* oklch */ color: oklch(47.6% 0.080 222.6);

Tailwind

colors: {
  custom: {
    50: '#6791a2',
    500: '#18667d',
    950: '#000000',
  },
}

SCSS

$custom: #18667d;
$custom-light: #6791a2;
$custom-dark: #000000;

JSON

{
  "hex": "#18667d",
  "rgb": {
    "r": 24,
    "g": 102,
    "b": 125
  },
  "hsl": {
    "h": 193.663,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.47576,
    "c": 0.08015,
    "h": 222.6
  },
  "luminance": 0.11178
}

Semantic roles & 50–950 ramp

primary

#18667D

secondary

#B2593F

accent

#653DEB

background

#F6F8FA

surface

#EBF0F3

border

#C6CBCD

text

#070D0F

muted

#7A7D7F

Preview Lab

Preview with #18667D

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

Preview Lab → · Contrast checker → · Palette generator →