#184B59#184B59

#184B59 is a dark, muted cyan. Relative luminance 0.059; OKLCH L 38.6% C 0.058 H 219.5°. Best body text is #FFFFFF at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#184B59
RGB	rgb(24, 75, 89)
HSL	hsl(193, 58%, 22%)
HSV	hsv(193, 73%, 35%)
CMYK	cmyk(73%, 15.7%, 0%, 65.1%)
CIE-LAB	lab(29.28, -11.71, -13.21)
CIE-LCH	lch(29.28, 17.65, 228.45°)
OKLab	oklab(38.56% -0.0447 -0.0368)
OKLCH	oklch(38.56% 0.058 219.5)
XYZ	xyz(4.6952, 5.9471, 10.3497)
Luminance	0.0595 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184B59 #592618

analogous

#185947 #184B59 #182B59

triadic

#184B59 #59184B #4B5918

tetradic

#184B59 #471859 #592618 #2B5918

square

#184B59 #471859 #592618 #2B5918

split-complementary

#184B59 #59182B #594718

monochromatic

#061418 #0B2229 #184B59 #257489 #329CB9

Accessibility & contrast

On white

9.59

#184B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#184B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184B59

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184B59	#FFFFFF	#000000	##FFFFFF
##184B59	1.00	9.59	2.19	9.59
#FFFFFF	9.59	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42495A

Deuteranopia (green-blind)

#394259

Tritanopia (blue-blind)

#00504F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #184b59;
/* rgb */ color: rgb(24, 75, 89);
/* oklch */ color: oklch(38.6% 0.058 219.5);

Tailwind

colors: {
  custom: {
    50: '#5f7d88',
    500: '#184b59',
    950: '#000000',
  },
}

SCSS

$custom: #184b59;
$custom-light: #5f7d88;
$custom-dark: #000000;

JSON

{
  "hex": "#184b59",
  "rgb": {
    "r": 24,
    "g": 75,
    "b": 89
  },
  "hsl": {
    "h": 192.923,
    "s": 57.522,
    "l": 22.157
  },
  "oklch": {
    "l": 0.38563,
    "c": 0.05792,
    "h": 219.5
  },
  "luminance": 0.05948
}

Semantic roles & 50–950 ramp

primary

#184B59

secondary

#904F3D

accent

#6847E1

background

#F5F7F8

surface

#EAEEEF

border

#C6C9CA

text

#05090B

muted

#797B7C

Preview Lab

Preview with #184B59

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

Preview Lab → · Contrast checker → · Palette generator →