#182A30#182A30

#182A30 is a dark, muted cyan. Relative luminance 0.021; OKLCH L 27.2% C 0.026 H 221.0°. Best body text is #FFFFFF at 14.86:1 contrast (WCAG AA passes).

Color values

HEX	#182A30
RGB	rgb(24, 42, 48)
HSL	hsl(195, 33%, 14%)
HSV	hsv(195, 50%, 19%)
CMYK	cmyk(50%, 12.5%, 0%, 81.2%)
CIE-LAB	lab(15.82, -5.41, -6.23)
CIE-LCH	lch(15.82, 8.25, 229.01°)
OKLab	oklab(27.22% -0.0197 -0.0171)
OKLCH	oklch(27.22% 0.026 221)
XYZ	xyz(1.7380, 2.0634, 3.1024)
Luminance	0.0206 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182A30 #301E18

analogous

#18302A #182A30 #181E30

triadic

#182A30 #30182A #2A3018

tetradic

#182A30 #2A1830 #301E18 #1E3018

square

#182A30 #2A1830 #301E18 #1E3018

split-complementary

#182A30 #30181E #302A18

monochromatic

#0A1214 #0A1214 #182A30 #2C4E59 #417182

Accessibility & contrast

On white

14.86

#182A30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#182A30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182A30

14.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182A30	#FFFFFF	#000000	##FFFFFF
##182A30	1.00	14.86	1.41	14.86
#FFFFFF	14.86	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262930

Deuteranopia (green-blind)

#232630

Tritanopia (blue-blind)

#0E2C2C

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #182a30;
/* rgb */ color: rgb(24, 42, 48);
/* oklch */ color: oklch(27.2% 0.026 221.0);

Tailwind

colors: {
  custom: {
    50: '#566368',
    500: '#182a30',
    950: '#000000',
  },
}

SCSS

$custom: #182a30;
$custom-light: #566368;
$custom-dark: #000000;

JSON

{
  "hex": "#182a30",
  "rgb": {
    "r": 24,
    "g": 42,
    "b": 48
  },
  "hsl": {
    "h": 195,
    "s": 33.333,
    "l": 14.118
  },
  "oklch": {
    "l": 0.27215,
    "c": 0.02613,
    "h": 221
  },
  "luminance": 0.02064
}

Semantic roles & 50–950 ramp

primary

#182A30

secondary

#65483F

accent

#795EC9

background

#F5F5F6

surface

#E9EAEB

border

#C5C6C6

text

#030506

muted

#78797A

Preview Lab

Preview with #182A30

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

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