#182F41#182F41

#182F41 is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.5% C 0.044 H 243.7°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#182F41
RGB	rgb(24, 47, 65)
HSL	hsl(206, 46%, 17%)
HSV	hsv(206, 63%, 25%)
CMYK	cmyk(63.1%, 27.7%, 0%, 74.5%)
CIE-LAB	lab(18.40, -2.69, -14.07)
CIE-LCH	lch(18.40, 14.33, 259.18°)
OKLab	oklab(29.53% -0.0195 -0.0394)
OKLCH	oklch(29.53% 0.044 243.7)
XYZ	xyz(2.3470, 2.6087, 5.3798)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182F41 #412A18

analogous

#18413E #182F41 #181B41

triadic

#182F41 #41182F #2F4118

tetradic

#182F41 #3E1841 #412A18 #1B4118

square

#182F41 #3E1841 #412A18 #1B4118

split-complementary

#182F41 #41181B #413E18

monochromatic

#081016 #081016 #182F41 #294F6E #39709A

Accessibility & contrast

On white

13.80

#182F41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#182F41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182F41

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182F41	#FFFFFF	#000000	##FFFFFF
##182F41	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272F42

Deuteranopia (green-blind)

#222B41

Tritanopia (blue-blind)

#003335

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #182f41;
/* rgb */ color: rgb(24, 47, 65);
/* oklch */ color: oklch(29.5% 0.044 243.7);

Tailwind

colors: {
  custom: {
    50: '#596775',
    500: '#182f41',
    950: '#000000',
  },
}

SCSS

$custom: #182f41;
$custom-light: #596775;
$custom-dark: #000000;

JSON

{
  "hex": "#182f41",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 65
  },
  "hsl": {
    "h": 206.341,
    "s": 46.067,
    "l": 17.451
  },
  "oklch": {
    "l": 0.29529,
    "c": 0.04397,
    "h": 243.7
  },
  "luminance": 0.02609
}

Semantic roles & 50–950 ramp

primary

#182F41

secondary

#78573D

accent

#8C52D6

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040608

muted

#797A7B

Preview Lab

Preview with #182F41

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

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