#184B58#184B58

#184B58 is a dark, muted cyan. Relative luminance 0.059; OKLCH L 38.5% C 0.057 H 217.9°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#184B58
RGB	rgb(24, 75, 88)
HSL	hsl(192, 57%, 22%)
HSV	hsv(192, 73%, 35%)
CMYK	cmyk(72.7%, 14.8%, 0%, 65.5%)
CIE-LAB	lab(29.24, -12.07, -12.63)
CIE-LCH	lch(29.24, 17.47, 226.31°)
OKLab	oklab(38.52% -0.0452 -0.0352)
OKLCH	oklch(38.52% 0.057 217.9)
XYZ	xyz(4.6535, 5.9304, 10.1301)
Luminance	0.0593 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184B58 #582518

analogous

#185845 #184B58 #182B58

triadic

#184B58 #58184B #4B5818

tetradic

#184B58 #451858 #582518 #2B5818

square

#184B58 #451858 #582518 #2B5818

split-complementary

#184B58 #58182B #584518

monochromatic

#071418 #0B2228 #184B58 #257488 #329DB8

Accessibility & contrast

On white

9.61

#184B58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#184B58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184B58

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184B58	#FFFFFF	#000000	##FFFFFF
##184B58	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434959

Deuteranopia (green-blind)

#3A4258

Tritanopia (blue-blind)

#004F4F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #184b58;
/* rgb */ color: rgb(24, 75, 88);
/* oklch */ color: oklch(38.5% 0.057 217.9);

Tailwind

colors: {
  custom: {
    50: '#5e7d87',
    500: '#184b58',
    950: '#000000',
  },
}

SCSS

$custom: #184b58;
$custom-light: #5e7d87;
$custom-dark: #000000;

JSON

{
  "hex": "#184b58",
  "rgb": {
    "r": 24,
    "g": 75,
    "b": 88
  },
  "hsl": {
    "h": 192.188,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.38515,
    "c": 0.05725,
    "h": 217.9
  },
  "luminance": 0.05931
}

Semantic roles & 50–950 ramp

primary

#184B58

secondary

#8F4E3D

accent

#6647E0

background

#F5F7F8

surface

#EAEEEF

border

#C6C9CA

text

#05090B

muted

#797B7C

Preview Lab

Preview with #184B58

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

Preview Lab → · Contrast checker → · Palette generator →