#18647E#18647E

#18647E is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.1% C 0.082 H 226.1°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#18647E
RGB	rgb(24, 100, 126)
HSL	hsl(195, 68%, 29%)
HSV	hsv(195, 81%, 49%)
CMYK	cmyk(81%, 20.6%, 0%, 50.6%)
CIE-LAB	lab(39.27, -12.89, -20.93)
CIE-LCH	lch(39.27, 24.58, 238.37°)
OKLab	oklab(47.1% -0.0565 -0.0588)
OKLCH	oklch(47.1% 0.082 226.1)
XYZ	xyz(8.6982, 10.8138, 21.3635)
Luminance	0.1081 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18647E #7E3218

analogous

#187E65 #18647E #18317E

triadic

#18647E #7E1864 #647E18

tetradic

#18647E #65187E #7E3218 #317E18

square

#18647E #65187E #7E3218 #317E18

split-complementary

#18647E #7E1831 #7E6518

monochromatic

#05141A #0E3B4B #18647E #228DB1 #37B0D9

Accessibility & contrast

On white

6.64

#18647E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#18647E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18647E

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18647E	#FFFFFF	#000000	##FFFFFF
##18647E	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56627F

Deuteranopia (green-blind)

#48587E

Tritanopia (blue-blind)

#006C6D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #18647e;
/* rgb */ color: rgb(24, 100, 126);
/* oklch */ color: oklch(47.1% 0.082 226.1);

Tailwind

colors: {
  custom: {
    50: '#6790a3',
    500: '#18647e',
    950: '#000000',
  },
}

SCSS

$custom: #18647e;
$custom-light: #6790a3;
$custom-dark: #000000;

JSON

{
  "hex": "#18647e",
  "rgb": {
    "r": 24,
    "g": 100,
    "b": 126
  },
  "hsl": {
    "h": 195.294,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.471,
    "c": 0.0815,
    "h": 226.1
  },
  "luminance": 0.10815
}

Semantic roles & 50–950 ramp

primary

#18647E

secondary

#B25D3F

accent

#693DEB

background

#F6F8FA

surface

#EBF0F3

border

#C6CBCD

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #18647E

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

Preview Lab → · Contrast checker → · Palette generator →