#183454#183454

#183454 is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 32.0% C 0.067 H 253.3°. Best body text is #FFFFFF at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#183454
RGB	rgb(24, 52, 84)
HSL	hsl(212, 56%, 21%)
HSV	hsv(212, 71%, 33%)
CMYK	cmyk(71.4%, 38.1%, 0%, 67.1%)
CIE-LAB	lab(21.17, 1.31, -22.56)
CIE-LCH	lch(21.17, 22.59, 273.32°)
OKLab	oklab(32.05% -0.0192 -0.064)
OKLCH	oklch(32.05% 0.067 253.3)
XYZ	xyz(3.2043, 3.2899, 8.8519)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183454 #543818

analogous

#185254 #183454 #1A1854

triadic

#183454 #541834 #345418

tetradic

#183454 #541852 #543818 #18541A

square

#183454 #541852 #543818 #18541A

split-complementary

#183454 #541A18 #525418

monochromatic

#070F18 #0A1724 #183454 #265184 #336FB3

Accessibility & contrast

On white

12.67

#183454 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#183454 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183454

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183454	#FFFFFF	#000000	##FFFFFF
##183454	1.00	12.67	1.66	12.67
#FFFFFF	12.67	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263655

Deuteranopia (green-blind)

#1E3053

Tritanopia (blue-blind)

#003B40

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #183454;
/* rgb */ color: rgb(24, 52, 84);
/* oklch */ color: oklch(32.0% 0.067 253.3);

Tailwind

colors: {
  custom: {
    50: '#5c6b84',
    500: '#183454',
    950: '#000000',
  },
}

SCSS

$custom: #183454;
$custom-light: #5c6b84;
$custom-dark: #000000;

JSON

{
  "hex": "#183454",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 84
  },
  "hsl": {
    "h": 212,
    "s": 55.556,
    "l": 21.176
  },
  "oklch": {
    "l": 0.32047,
    "c": 0.06679,
    "h": 253.3
  },
  "luminance": 0.0329
}

Semantic roles & 50–950 ramp

primary

#183454

secondary

#8B663D

accent

#9949DF

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #183454

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

Preview Lab → · Contrast checker → · Palette generator →