#182B45#182B45

#182B45 is a dark, muted cyan. Relative luminance 0.024; OKLCH L 28.7% C 0.054 H 256.6°. Best body text is #FFFFFF at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#182B45
RGB	rgb(24, 43, 69)
HSL	hsl(215, 48%, 18%)
HSV	hsv(215, 65%, 27%)
CMYK	cmyk(65.2%, 37.7%, 0%, 72.9%)
CIE-LAB	lab(17.23, 1.68, -18.64)
CIE-LCH	lch(17.23, 18.72, 275.14°)
OKLab	oklab(28.68% -0.0126 -0.0527)
OKLCH	oklch(28.68% 0.054 256.6)
XYZ	xyz(2.3144, 2.3514, 5.9610)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B45 #453218

analogous

#184145 #182B45 #1B1845

triadic

#182B45 #45182B #2B4518

tetradic

#182B45 #451841 #453218 #18451B

square

#182B45 #451841 #453218 #18451B

split-complementary

#182B45 #451B18 #414518

monochromatic

#080E17 #080F18 #182B45 #284772 #3864A0

Accessibility & contrast

On white

14.28

#182B45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#182B45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B45

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B45	#FFFFFF	#000000	##FFFFFF
##182B45	1.00	14.28	1.47	14.28
#FFFFFF	14.28	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#202D46

Deuteranopia (green-blind)

#1A2844

Tritanopia (blue-blind)

#003134

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #182b45;
/* rgb */ color: rgb(24, 43, 69);
/* oklch */ color: oklch(28.7% 0.054 256.6);

Tailwind

colors: {
  custom: {
    50: '#596479',
    500: '#182b45',
    950: '#000000',
  },
}

SCSS

$custom: #182b45;
$custom-light: #596479;
$custom-dark: #000000;

JSON

{
  "hex": "#182b45",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 69
  },
  "hsl": {
    "h": 214.667,
    "s": 48.387,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28681,
    "c": 0.05415,
    "h": 256.6
  },
  "luminance": 0.02352
}

Semantic roles & 50–950 ramp

primary

#182B45

secondary

#7C613D

accent

#9E50D8

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#040509

muted

#79797B

Preview Lab

Preview with #182B45

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

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