#18648D#18648D

#18648D is a mid, moderate cyan. Relative luminance 0.112; OKLCH L 47.9% C 0.096 H 238.1°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#18648D
RGB	rgb(24, 100, 141)
HSL	hsl(201, 71%, 32%)
HSV	hsv(201, 83%, 55%)
CMYK	cmyk(83%, 29.1%, 0%, 44.7%)
CIE-LAB	lab(39.97, -7.26, -28.92)
CIE-LCH	lch(39.97, 29.82, 255.92°)
OKLab	oklab(47.89% -0.0508 -0.0819)
OKLCH	oklch(47.89% 0.096 238.1)
XYZ	xyz(9.7397, 11.2304, 26.8485)
Luminance	0.1123 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18648D #8D4118

analogous

#188D7C #18648D #18298D

triadic

#18648D #8D1864 #648D18

tetradic

#18648D #7C188D #8D4118 #298D18

square

#18648D #7C188D #8D4118 #298D18

split-complementary

#18648D #8D1829 #8D7C18

monochromatic

#061A24 #0F3F59 #18648D #2189C1 #41A7DF

Accessibility & contrast

On white

6.47

#18648D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#18648D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18648D

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18648D	#FFFFFF	#000000	##FFFFFF
##18648D	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50648F

Deuteranopia (green-blind)

#41598C

Tritanopia (blue-blind)

#006E72

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #18648d;
/* rgb */ color: rgb(24, 100, 141);
/* oklch */ color: oklch(47.9% 0.096 238.1);

Tailwind

colors: {
  custom: {
    50: '#6a90ae',
    500: '#18648d',
    950: '#000000',
  },
}

SCSS

$custom: #18648d;
$custom-light: #6a90ae;
$custom-dark: #000000;

JSON

{
  "hex": "#18648d",
  "rgb": {
    "r": 24,
    "g": 100,
    "b": 141
  },
  "hsl": {
    "h": 201.026,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.4789,
    "c": 0.09636,
    "h": 238.1
  },
  "luminance": 0.11232
}

Semantic roles & 50–950 ramp

primary

#18648D

secondary

#BF6E42

accent

#793AEE

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C10

muted

#7A7D7F

Preview Lab

Preview with #18648D

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

Preview Lab → · Contrast checker → · Palette generator →