#182B6A#182B6A

#182B6A is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.6% C 0.113 H 266.9°. Best body text is #FFFFFF at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#182B6A
RGB	rgb(24, 43, 106)
HSL	hsl(226, 63%, 25%)
HSV	hsv(226, 77%, 42%)
CMYK	cmyk(77.4%, 59.4%, 0%, 58.4%)
CIE-LAB	lab(19.89, 16.88, -39.07)
CIE-LCH	lch(19.89, 42.56, 293.37°)
OKLab	oklab(31.57% -0.006 -0.1126)
OKLCH	oklch(31.57% 0.113 266.9)
XYZ	xyz(3.8412, 2.9621, 14.0022)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B6A #6A5718

analogous

#18546A #182B6A #2E186A

triadic

#182B6A #6A182B #2B6A18

tetradic

#182B6A #6A1854 #6A5718 #186A2E

square

#182B6A #6A1854 #6A5718 #186A2E

split-complementary

#182B6A #6A2E18 #546A18

monochromatic

#060A19 #0D1738 #182B6A #233F9C #2F53CE

Accessibility & contrast

On white

13.19

#182B6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#182B6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B6A

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B6A	#FFFFFF	#000000	##FFFFFF
##182B6A	1.00	13.19	1.59	13.19
#FFFFFF	13.19	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346C

Deuteranopia (green-blind)

#002C69

Tritanopia (blue-blind)

#003B46

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #182b6a;
/* rgb */ color: rgb(24, 43, 106);
/* oklch */ color: oklch(31.6% 0.113 266.9);

Tailwind

colors: {
  custom: {
    50: '#626395',
    500: '#182b6a',
    950: '#000000',
  },
}

SCSS

$custom: #182b6a;
$custom-light: #626395;
$custom-dark: #000000;

JSON

{
  "hex": "#182b6a",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 106
  },
  "hsl": {
    "h": 226.098,
    "s": 63.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.31568,
    "c": 0.11279,
    "h": 266.9
  },
  "luminance": 0.02963
}

Semantic roles & 50–950 ramp

primary

#182B6A

secondary

#A0893E

accent

#C042E6

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #182B6A

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

Preview Lab → · Contrast checker → · Palette generator →