#18274A#18274A

#18274A is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.0% C 0.068 H 264.9°. Best body text is #FFFFFF at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#18274A
RGB	rgb(24, 39, 74)
HSL	hsl(222, 51%, 19%)
HSV	hsv(222, 68%, 29%)
CMYK	cmyk(67.6%, 47.3%, 0%, 71%)
CIE-LAB	lab(16.20, 6.61, -23.70)
CIE-LCH	lch(16.20, 24.60, 285.57°)
OKLab	oklab(27.99% -0.006 -0.0675)
OKLCH	oklch(27.99% 0.068 264.9)
XYZ	xyz(2.3378, 2.1394, 6.7670)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18274A #4A3B18

analogous

#18404A #18274A #22184A

triadic

#18274A #4A1827 #274A18

tetradic

#18274A #4A1840 #4A3B18 #184A22

square

#18274A #4A1840 #4A3B18 #184A22

split-complementary

#18274A #4A2218 #404A18

monochromatic

#070C17 #090F1C #18274A #273F78 #3658A6

Accessibility & contrast

On white

14.71

#18274A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#18274A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18274A

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18274A	#FFFFFF	#000000	##FFFFFF
##18274A	1.00	14.71	1.43	14.71
#FFFFFF	14.71	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#172B4B

Deuteranopia (green-blind)

#102649

Tritanopia (blue-blind)

#002F34

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #18274a;
/* rgb */ color: rgb(24, 39, 74);
/* oklch */ color: oklch(28.0% 0.068 264.9);

Tailwind

colors: {
  custom: {
    50: '#5a607d',
    500: '#18274a',
    950: '#000000',
  },
}

SCSS

$custom: #18274a;
$custom-light: #5a607d;
$custom-dark: #000000;

JSON

{
  "hex": "#18274a",
  "rgb": {
    "r": 24,
    "g": 39,
    "b": 74
  },
  "hsl": {
    "h": 222,
    "s": 51.02,
    "l": 19.216
  },
  "oklch": {
    "l": 0.27985,
    "c": 0.06777,
    "h": 264.9
  },
  "luminance": 0.0214
}

Semantic roles & 50–950 ramp

primary

#18274A

secondary

#816C3D

accent

#B04DDA

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040409

muted

#79797B

Preview Lab

Preview with #18274A

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

Preview Lab → · Contrast checker → · Palette generator →