#182E45#182E45

#182E45 is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.5% C 0.051 H 250.9°. Best body text is #FFFFFF at 13.86:1 contrast (WCAG AA passes).

Color values

HEX	#182E45
RGB	rgb(24, 46, 69)
HSL	hsl(211, 48%, 18%)
HSV	hsv(211, 65%, 27%)
CMYK	cmyk(65.2%, 33.3%, 0%, 72.9%)
CIE-LAB	lab(18.27, -0.45, -17.02)
CIE-LCH	lch(18.27, 17.03, 268.48°)
OKLab	oklab(29.49% -0.0166 -0.0479)
OKLCH	oklch(29.49% 0.051 250.9)
XYZ	xyz(2.4275, 2.5776, 5.9987)
Luminance	0.0258 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182E45 #452F18

analogous

#184445 #182E45 #181845

triadic

#182E45 #45182E #2E4518

tetradic

#182E45 #451844 #452F18 #184518

square

#182E45 #451844 #452F18 #184518

split-complementary

#182E45 #451818 #444518

monochromatic

#080F17 #081018 #182E45 #284C72 #386BA0

Accessibility & contrast

On white

13.86

#182E45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#182E45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182E45

13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182E45	#FFFFFF	#000000	##FFFFFF
##182E45	1.00	13.86	1.52	13.86
#FFFFFF	13.86	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242F46

Deuteranopia (green-blind)

#1E2B45

Tritanopia (blue-blind)

#003336

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #182e45;
/* rgb */ color: rgb(24, 46, 69);
/* oklch */ color: oklch(29.5% 0.051 250.9);

Tailwind

colors: {
  custom: {
    50: '#596678',
    500: '#182e45',
    950: '#000000',
  },
}

SCSS

$custom: #182e45;
$custom-light: #596678;
$custom-dark: #000000;

JSON

{
  "hex": "#182e45",
  "rgb": {
    "r": 24,
    "g": 46,
    "b": 69
  },
  "hsl": {
    "h": 210.667,
    "s": 48.387,
    "l": 18.235
  },
  "oklch": {
    "l": 0.29491,
    "c": 0.05073,
    "h": 250.9
  },
  "luminance": 0.02578
}

Semantic roles & 50–950 ramp

primary

#182E45

secondary

#7C5D3D

accent

#9550D8

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040509

muted

#797A7B

Preview Lab

Preview with #182E45

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

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