#184858#184858

#184858 is a dark, muted cyan. Relative luminance 0.055; OKLCH L 37.7% C 0.058 H 223.7°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#184858
RGB	rgb(24, 72, 88)
HSL	hsl(195, 57%, 22%)
HSV	hsv(195, 73%, 35%)
CMYK	cmyk(72.7%, 18.2%, 0%, 65.5%)
CIE-LAB	lab(28.20, -10.25, -14.22)
CIE-LCH	lch(28.20, 17.53, 234.20°)
OKLab	oklab(37.69% -0.0416 -0.0397)
OKLCH	oklch(37.69% 0.058 223.7)
XYZ	xyz(4.4548, 5.5330, 10.0638)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184858 #582818

analogous

#185848 #184858 #182858

triadic

#184858 #581848 #485818

tetradic

#184858 #481858 #582818 #285818

square

#184858 #481858 #582818 #285818

split-complementary

#184858 #581828 #584818

monochromatic

#071418 #0B2128 #184858 #256F88 #3297B8

Accessibility & contrast

On white

9.97

#184858 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#184858 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184858

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184858	#FFFFFF	#000000	##FFFFFF
##184858	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F4659

Deuteranopia (green-blind)

#364058

Tritanopia (blue-blind)

#004D4D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #184858;
/* rgb */ color: rgb(24, 72, 88);
/* oklch */ color: oklch(37.7% 0.058 223.7);

Tailwind

colors: {
  custom: {
    50: '#5e7b87',
    500: '#184858',
    950: '#000000',
  },
}

SCSS

$custom: #184858;
$custom-light: #5e7b87;
$custom-dark: #000000;

JSON

{
  "hex": "#184858",
  "rgb": {
    "r": 24,
    "g": 72,
    "b": 88
  },
  "hsl": {
    "h": 195,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.37686,
    "c": 0.0575,
    "h": 223.7
  },
  "luminance": 0.05534
}

Semantic roles & 50–950 ramp

primary

#184858

secondary

#8F523D

accent

#6E47E0

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#05090B

muted

#797B7C

Preview Lab

Preview with #184858

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

Preview Lab → · Contrast checker → · Palette generator →