#184D5A#184D5A

#184D5A is a dark, muted cyan. Relative luminance 0.062; OKLCH L 39.2% C 0.059 H 217.3°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#184D5A
RGB	rgb(24, 77, 90)
HSL	hsl(192, 58%, 22%)
HSV	hsv(192, 73%, 35%)
CMYK	cmyk(73.3%, 14.4%, 0%, 64.7%)
CIE-LAB	lab(30.01, -12.54, -12.73)
CIE-LCH	lch(30.01, 17.87, 225.44°)
OKLab	oklab(39.16% -0.0466 -0.0355)
OKLCH	oklch(39.16% 0.059 217.3)
XYZ	xyz(4.8753, 6.2396, 10.6183)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184D5A #5A2518

analogous

#185A46 #184D5A #182C5A

triadic

#184D5A #5A184D #4D5A18

tetradic

#184D5A #46185A #5A2518 #2C5A18

square

#184D5A #46185A #5A2518 #2C5A18

split-complementary

#184D5A #5A182C #5A4618

monochromatic

#061518 #0B242A #184D5A #25768A #32A0BB

Accessibility & contrast

On white

9.34

#184D5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#184D5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184D5A

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184D5A	#FFFFFF	#000000	##FFFFFF
##184D5A	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444B5B

Deuteranopia (green-blind)

#3B445A

Tritanopia (blue-blind)

#005251

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #184d5a;
/* rgb */ color: rgb(24, 77, 90);
/* oklch */ color: oklch(39.2% 0.059 217.3);

Tailwind

colors: {
  custom: {
    50: '#5f7f88',
    500: '#184d5a',
    950: '#000000',
  },
}

SCSS

$custom: #184d5a;
$custom-light: #5f7f88;
$custom-dark: #000000;

JSON

{
  "hex": "#184d5a",
  "rgb": {
    "r": 24,
    "g": 77,
    "b": 90
  },
  "hsl": {
    "h": 191.818,
    "s": 57.895,
    "l": 22.353
  },
  "oklch": {
    "l": 0.39163,
    "c": 0.05857,
    "h": 217.3
  },
  "luminance": 0.0624
}

Semantic roles & 50–950 ramp

primary

#184D5A

secondary

#914E3D

accent

#6547E1

background

#F5F7F8

surface

#EAEEEF

border

#C6C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #184D5A

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

Preview Lab → · Contrast checker → · Palette generator →