#182F72#182F72

#182F72 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 33.2% C 0.119 H 265.8°. Best body text is #FFFFFF at 12.44:1 contrast (WCAG AA passes).

Color values

HEX	#182F72
RGB	rgb(24, 47, 114)
HSL	hsl(225, 65%, 27%)
HSV	hsv(225, 79%, 45%)
CMYK	cmyk(78.9%, 58.8%, 0%, 55.3%)
CIE-LAB	lab(21.73, 17.29, -41.24)
CIE-LCH	lch(21.73, 44.72, 292.75°)
OKLab	oklab(33.16% -0.0088 -0.1189)
OKLCH	oklch(33.16% 0.119 265.8)
XYZ	xyz(4.4294, 3.4416, 16.3472)
Luminance	0.0344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182F72 #725B18

analogous

#185C72 #182F72 #2E1872

triadic

#182F72 #72182F #2F7218

tetradic

#182F72 #72185C #725B18 #18722E

square

#182F72 #72185C #725B18 #18722E

split-complementary

#182F72 #722E18 #5C7218

monochromatic

#050A19 #0D1A3F #182F72 #2344A5 #315AD4

Accessibility & contrast

On white

12.44

#182F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#182F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182F72

12.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182F72	#FFFFFF	#000000	##FFFFFF
##182F72	1.00	12.44	1.69	12.44
#FFFFFF	12.44	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003874

Deuteranopia (green-blind)

#003071

Tritanopia (blue-blind)

#00404B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #182f72;
/* rgb */ color: rgb(24, 47, 114);
/* oklch */ color: oklch(33.2% 0.119 265.8);

Tailwind

colors: {
  custom: {
    50: '#64679b',
    500: '#182f72',
    950: '#000000',
  },
}

SCSS

$custom: #182f72;
$custom-light: #64679b;
$custom-dark: #000000;

JSON

{
  "hex": "#182f72",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 114
  },
  "hsl": {
    "h": 224.667,
    "s": 65.217,
    "l": 27.059
  },
  "oklch": {
    "l": 0.33162,
    "c": 0.11928,
    "h": 265.8
  },
  "luminance": 0.03442
}

Semantic roles & 50–950 ramp

primary

#182F72

secondary

#A78D3E

accent

#BD40E8

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #182F72

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

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