#18344E#18344E

#18344E is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.7% C 0.058 H 248.5°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#18344E
RGB	rgb(24, 52, 78)
HSL	hsl(209, 53%, 20%)
HSV	hsv(209, 69%, 31%)
CMYK	cmyk(69.2%, 33.3%, 0%, 69.4%)
CIE-LAB	lab(20.83, -1.09, -19.09)
CIE-LCH	lch(20.83, 19.12, 266.74°)
OKLab	oklab(31.67% -0.0212 -0.0539)
OKLCH	oklch(31.67% 0.058 248.5)
XYZ	xyz(2.9793, 3.1999, 7.6669)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18344E #4E3218

analogous

#184E4D #18344E #18194E

triadic

#18344E #4E1834 #344E18

tetradic

#18344E #4D184E #4E3218 #194E18

square

#18344E #4D184E #4E3218 #194E18

split-complementary

#18344E #4E1819 #4E4D18

monochromatic

#071017 #0A151F #18344E #26537D #3572AC

Accessibility & contrast

On white

12.80

#18344E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#18344E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18344E

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18344E	#FFFFFF	#000000	##FFFFFF
##18344E	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29354F

Deuteranopia (green-blind)

#21304D

Tritanopia (blue-blind)

#003A3D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #18344e;
/* rgb */ color: rgb(24, 52, 78);
/* oklch */ color: oklch(31.7% 0.058 248.5);

Tailwind

colors: {
  custom: {
    50: '#5b6b7f',
    500: '#18344e',
    950: '#000000',
  },
}

SCSS

$custom: #18344e;
$custom-light: #5b6b7f;
$custom-dark: #000000;

JSON

{
  "hex": "#18344e",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 78
  },
  "hsl": {
    "h": 208.889,
    "s": 52.941,
    "l": 20
  },
  "oklch": {
    "l": 0.31666,
    "c": 0.0579,
    "h": 248.5
  },
  "luminance": 0.032
}

Semantic roles & 50–950 ramp

primary

#18344E

secondary

#85603D

accent

#914BDC

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #18344E

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

Preview Lab → · Contrast checker → · Palette generator →