#18678D#18678D

#18678D is a mid, moderate cyan. Relative luminance 0.118; OKLCH L 48.7% C 0.094 H 235.2°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#18678D
RGB	rgb(24, 103, 141)
HSL	hsl(199, 71%, 32%)
HSV	hsv(199, 83%, 55%)
CMYK	cmyk(83%, 27%, 0%, 44.7%)
CIE-LAB	lab(40.92, -9.06, -27.42)
CIE-LCH	lch(40.92, 28.88, 251.72°)
OKLab	oklab(48.65% -0.0538 -0.0775)
OKLCH	oklch(48.65% 0.094 235.2)
XYZ	xyz(10.0327, 11.8165, 26.9462)
Luminance	0.1182 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18678D #8D3E18

analogous

#188D78 #18678D #182D8D

triadic

#18678D #8D1867 #678D18

tetradic

#18678D #78188D #8D3E18 #2D8D18

square

#18678D #78188D #8D3E18 #2D8D18

split-complementary

#18678D #8D182D #8D7818

monochromatic

#061B24 #0F4159 #18678D #218DC1 #41ABDF

Accessibility & contrast

On white

6.24

#18678D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#18678D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18678D

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18678D	#FFFFFF	#000000	##FFFFFF
##18678D	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#54668F

Deuteranopia (green-blind)

#455C8C

Tritanopia (blue-blind)

#007174

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #18678d;
/* rgb */ color: rgb(24, 103, 141);
/* oklch */ color: oklch(48.7% 0.094 235.2);

Tailwind

colors: {
  custom: {
    50: '#6a92ae',
    500: '#18678d',
    950: '#000000',
  },
}

SCSS

$custom: #18678d;
$custom-light: #6a92ae;
$custom-dark: #000000;

JSON

{
  "hex": "#18678d",
  "rgb": {
    "r": 24,
    "g": 103,
    "b": 141
  },
  "hsl": {
    "h": 199.487,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.48652,
    "c": 0.09429,
    "h": 235.2
  },
  "luminance": 0.11818
}

Semantic roles & 50–950 ramp

primary

#18678D

secondary

#BF6A42

accent

#743AEE

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080D10

muted

#7A7D7F

Preview Lab

Preview with #18678D

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

Preview Lab → · Contrast checker → · Palette generator →