#182D6E#182D6E

#182D6E is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.4% C 0.116 H 266.3°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#182D6E
RGB	rgb(24, 45, 110)
HSL	hsl(225, 64%, 26%)
HSV	hsv(225, 78%, 43%)
CMYK	cmyk(78.2%, 59.1%, 0%, 56.9%)
CIE-LAB	lab(20.81, 17.08, -40.16)
CIE-LCH	lch(20.81, 43.64, 293.04°)
OKLab	oklab(32.37% -0.0074 -0.1158)
OKLCH	oklch(32.37% 0.116 266.3)
XYZ	xyz(4.1286, 3.1963, 15.1482)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D6E #6E5918

analogous

#18586E #182D6E #2E186E

triadic

#182D6E #6E182D #2D6E18

tetradic

#182D6E #6E1858 #6E5918 #186E2E

square

#182D6E #6E1858 #6E5918 #186E2E

split-complementary

#182D6E #6E2E18 #586E18

monochromatic

#050A19 #0D183C #182D6E #2342A0 #2F57D2

Accessibility & contrast

On white

12.81

#182D6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#182D6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D6E

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D6E	#FFFFFF	#000000	##FFFFFF
##182D6E	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003670

Deuteranopia (green-blind)

#002E6D

Tritanopia (blue-blind)

#003D48

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #182d6e;
/* rgb */ color: rgb(24, 45, 110);
/* oklch */ color: oklch(32.4% 0.116 266.3);

Tailwind

colors: {
  custom: {
    50: '#636598',
    500: '#182d6e',
    950: '#000000',
  },
}

SCSS

$custom: #182d6e;
$custom-light: #636598;
$custom-dark: #000000;

JSON

{
  "hex": "#182d6e",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 110
  },
  "hsl": {
    "h": 225.349,
    "s": 64.179,
    "l": 26.275
  },
  "oklch": {
    "l": 0.32367,
    "c": 0.11605,
    "h": 266.3
  },
  "luminance": 0.03197
}

Semantic roles & 50–950 ramp

primary

#182D6E

secondary

#A48B3E

accent

#BF41E7

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #182D6E

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

Preview Lab → · Contrast checker → · Palette generator →