#18345A#18345A

#18345A is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.5% C 0.076 H 256.7°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#18345A
RGB	rgb(24, 52, 90)
HSL	hsl(215, 58%, 22%)
HSV	hsv(215, 73%, 35%)
CMYK	cmyk(73.3%, 42.2%, 0%, 64.7%)
CIE-LAB	lab(21.54, 3.75, -25.95)
CIE-LCH	lch(21.54, 26.22, 278.23°)
OKLab	oklab(32.45% -0.0175 -0.0739)
OKLCH	oklch(32.45% 0.076 256.7)
XYZ	xyz(3.4495, 3.3880, 10.1430)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18345A #5A3E18

analogous

#18555A #18345A #1D185A

triadic

#18345A #5A1834 #345A18

tetradic

#18345A #5A1855 #5A3E18 #185A1D

square

#18345A #5A1855 #5A3E18 #185A1D

split-complementary

#18345A #5A1D18 #555A18

monochromatic

#060E18 #0B182A #18345A #25508A #326CBB

Accessibility & contrast

On white

12.52

#18345A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#18345A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18345A

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18345A	#FFFFFF	#000000	##FFFFFF
##18345A	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23375C

Deuteranopia (green-blind)

#193159

Tritanopia (blue-blind)

#003D42

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #18345a;
/* rgb */ color: rgb(24, 52, 90);
/* oklch */ color: oklch(32.5% 0.076 256.7);

Tailwind

colors: {
  custom: {
    50: '#5e6b89',
    500: '#18345a',
    950: '#000000',
  },
}

SCSS

$custom: #18345a;
$custom-light: #5e6b89;
$custom-dark: #000000;

JSON

{
  "hex": "#18345a",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 90
  },
  "hsl": {
    "h": 214.545,
    "s": 57.895,
    "l": 22.353
  },
  "oklch": {
    "l": 0.32451,
    "c": 0.07593,
    "h": 256.7
  },
  "luminance": 0.03388
}

Semantic roles & 50–950 ramp

primary

#18345A

secondary

#916D3D

accent

#A047E1

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060B

muted

#797A7C

Preview Lab

Preview with #18345A

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

Preview Lab → · Contrast checker → · Palette generator →