#18648F#18648F

#18648F is a mid, moderate cyan. Relative luminance 0.113; OKLCH L 48.0% C 0.099 H 239.4°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#18648F
RGB	rgb(24, 100, 143)
HSL	hsl(202, 71%, 33%)
HSV	hsv(202, 83%, 56%)
CMYK	cmyk(83.2%, 30.1%, 0%, 43.9%)
CIE-LAB	lab(40.07, -6.49, -29.97)
CIE-LCH	lch(40.07, 30.66, 257.78°)
OKLab	oklab(48% -0.0502 -0.0849)
OKLCH	oklch(48% 0.099 239.4)
XYZ	xyz(9.8898, 11.2905, 27.6393)
Luminance	0.1129 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18648F #8F4318

analogous

#188F7E #18648F #18288F

triadic

#18648F #8F1864 #648F18

tetradic

#18648F #7E188F #8F4318 #288F18

square

#18648F #7E188F #8F4318 #288F18

split-complementary

#18648F #8F1828 #8F7E18

monochromatic

#061B26 #0F3F5B #18648F #2189C3 #42A6DF

Accessibility & contrast

On white

6.44

#18648F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#18648F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18648F

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18648F	#FFFFFF	#000000	##FFFFFF
##18648F	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#506491

Deuteranopia (green-blind)

#3F5A8E

Tritanopia (blue-blind)

#006F73

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #18648f;
/* rgb */ color: rgb(24, 100, 143);
/* oklch */ color: oklch(48.0% 0.099 239.4);

Tailwind

colors: {
  custom: {
    50: '#6a90b0',
    500: '#18648f',
    950: '#000000',
  },
}

SCSS

$custom: #18648f;
$custom-light: #6a90b0;
$custom-dark: #000000;

JSON

{
  "hex": "#18648f",
  "rgb": {
    "r": 24,
    "g": 100,
    "b": 143
  },
  "hsl": {
    "h": 201.681,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.48002,
    "c": 0.09861,
    "h": 239.4
  },
  "luminance": 0.11292
}

Semantic roles & 50–950 ramp

primary

#18648F

secondary

#C07043

accent

#7B3AEE

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #18648F

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

Preview Lab → · Contrast checker → · Palette generator →