#182478#182478

#182478 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.5% C 0.142 H 269.5°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#182478
RGB	rgb(24, 36, 120)
HSL	hsl(233, 67%, 28%)
HSV	hsv(233, 80%, 47%)
CMYK	cmyk(80%, 70%, 0%, 52.9%)
CIE-LAB	lab(19.27, 27.45, -49.11)
CIE-LCH	lch(19.27, 56.26, 299.20°)
OKLab	oklab(31.51% -0.0013 -0.1421)
OKLCH	oklch(31.51% 0.142 269.5)
XYZ	xyz(4.3966, 2.8115, 18.0766)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182478 #786C18

analogous

#185478 #182478 #3C1878

triadic

#182478 #781824 #247818

tetradic

#182478 #781854 #786C18 #18783C

square

#182478 #781854 #786C18 #18783C

split-complementary

#182478 #783C18 #547818

monochromatic

#05081A #0E1545 #182478 #2233AB #3448D6

Accessibility & contrast

On white

13.44

#182478 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#182478 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182478

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182478	#FFFFFF	#000000	##FFFFFF
##182478	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337B

Deuteranopia (green-blind)

#002A76

Tritanopia (blue-blind)

#003B4A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #182478;
/* rgb */ color: rgb(24, 36, 120);
/* oklch */ color: oklch(31.5% 0.142 269.5);

Tailwind

colors: {
  custom: {
    50: '#675fa0',
    500: '#182478',
    950: '#000000',
  },
}

SCSS

$custom: #182478;
$custom-light: #675fa0;
$custom-dark: #000000;

JSON

{
  "hex": "#182478",
  "rgb": {
    "r": 24,
    "g": 36,
    "b": 120
  },
  "hsl": {
    "h": 232.5,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.31512,
    "c": 0.14214,
    "h": 269.5
  },
  "luminance": 0.02812
}

Semantic roles & 50–950 ramp

primary

#182478

secondary

#AD9F3F

accent

#D43EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040F

muted

#7A797E

Preview Lab

Preview with #182478

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

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