#182B41#182B41

#182B41 is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.4% C 0.048 H 253.0°. Best body text is #FFFFFF at 14.38:1 contrast (WCAG AA passes).

Color values

HEX	#182B41
RGB	rgb(24, 43, 65)
HSL	hsl(212, 46%, 17%)
HSV	hsv(212, 63%, 25%)
CMYK	cmyk(63.1%, 33.8%, 0%, 74.5%)
CIE-LAB	lab(17.01, 0.11, -16.25)
CIE-LCH	lch(17.01, 16.25, 270.39°)
OKLab	oklab(28.43% -0.0139 -0.0457)
OKLCH	oklch(28.43% 0.048 253)
XYZ	xyz(2.1944, 2.3034, 5.3290)
Luminance	0.0230 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B41 #412E18

analogous

#183F41 #182B41 #1A1841

triadic

#182B41 #41182B #2B4118

tetradic

#182B41 #41183F #412E18 #18411A

square

#182B41 #41183F #412E18 #18411A

split-complementary

#182B41 #411A18 #3F4118

monochromatic

#080F16 #080F16 #182B41 #29496E #39669A

Accessibility & contrast

On white

14.38

#182B41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#182B41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B41

14.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B41	#FFFFFF	#000000	##FFFFFF
##182B41	1.00	14.38	1.46	14.38
#FFFFFF	14.38	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222C42

Deuteranopia (green-blind)

#1D2841

Tritanopia (blue-blind)

#013033

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #182b41;
/* rgb */ color: rgb(24, 43, 65);
/* oklch */ color: oklch(28.4% 0.048 253.0);

Tailwind

colors: {
  custom: {
    50: '#596475',
    500: '#182b41',
    950: '#000000',
  },
}

SCSS

$custom: #182b41;
$custom-light: #596475;
$custom-dark: #000000;

JSON

{
  "hex": "#182b41",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 65
  },
  "hsl": {
    "h": 212.195,
    "s": 46.067,
    "l": 17.451
  },
  "oklch": {
    "l": 0.28429,
    "c": 0.0478,
    "h": 253
  },
  "luminance": 0.02304
}

Semantic roles & 50–950 ramp

primary

#182B41

secondary

#785D3D

accent

#9952D6

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#030508

muted

#78797B

Preview Lab

Preview with #182B41

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

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