#18334A#18334A

#18334A is a dark, muted cyan. Relative luminance 0.031; OKLCH L 31.2% C 0.053 H 246.3°. Best body text is #FFFFFF at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#18334A
RGB	rgb(24, 51, 74)
HSL	hsl(208, 51%, 19%)
HSV	hsv(208, 68%, 29%)
CMYK	cmyk(67.6%, 31.1%, 0%, 71%)
CIE-LAB	lab(20.27, -1.97, -17.28)
CIE-LCH	lch(20.27, 17.40, 263.49°)
OKLab	oklab(31.15% -0.0214 -0.0486)
OKLCH	oklch(31.15% 0.053 246.3)
XYZ	xyz(2.7961, 3.0560, 6.9198)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18334A #4A2F18

analogous

#184A48 #18334A #181A4A

triadic

#18334A #4A1833 #334A18

tetradic

#18334A #48184A #4A2F18 #1A4A18

square

#18334A #48184A #4A2F18 #1A4A18

split-complementary

#18334A #4A181A #4A4818

monochromatic

#071017 #09131C #18334A #275378 #3673A6

Accessibility & contrast

On white

13.03

#18334A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#18334A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18334A

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18334A	#FFFFFF	#000000	##FFFFFF
##18334A	1.00	13.03	1.61	13.03
#FFFFFF	13.03	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29344B

Deuteranopia (green-blind)

#222F4A

Tritanopia (blue-blind)

#00383B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #18334a;
/* rgb */ color: rgb(24, 51, 74);
/* oklch */ color: oklch(31.2% 0.053 246.3);

Tailwind

colors: {
  custom: {
    50: '#5a6a7c',
    500: '#18334a',
    950: '#000000',
  },
}

SCSS

$custom: #18334a;
$custom-light: #5a6a7c;
$custom-dark: #000000;

JSON

{
  "hex": "#18334a",
  "rgb": {
    "r": 24,
    "g": 51,
    "b": 74
  },
  "hsl": {
    "h": 207.6,
    "s": 51.02,
    "l": 19.216
  },
  "oklch": {
    "l": 0.31154,
    "c": 0.05313,
    "h": 246.3
  },
  "luminance": 0.03056
}

Semantic roles & 50–950 ramp

primary

#18334A

secondary

#815C3D

accent

#8E4DDA

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040609

muted

#797A7B

Preview Lab

Preview with #18334A

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

Preview Lab → · Contrast checker → · Palette generator →