#182B84#182B84

#182B84 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.1% C 0.150 H 267.7°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#182B84
RGB	rgb(24, 43, 132)
HSL	hsl(229, 69%, 31%)
HSV	hsv(229, 82%, 52%)
CMYK	cmyk(81.8%, 67.4%, 0%, 48.2%)
CIE-LAB	lab(22.26, 27.36, -51.81)
CIE-LCH	lch(22.26, 58.59, 297.84°)
OKLab	oklab(34.06% -0.0061 -0.15)
OKLCH	oklch(34.06% 0.15 267.7)
XYZ	xyz(5.4040, 3.5873, 22.2329)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B84 #847118

analogous

#186184 #182B84 #3B1884

triadic

#182B84 #84182B #2B8418

tetradic

#182B84 #841861 #847118 #18843B

square

#182B84 #841861 #847118 #18843B

split-complementary

#182B84 #843B18 #618418

monochromatic

#05091C #0F1A50 #182B84 #213CB8 #3B57DB

Accessibility & contrast

On white

12.23

#182B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#182B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B84

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B84	#FFFFFF	#000000	##FFFFFF
##182B84	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A87

Deuteranopia (green-blind)

#003082

Tritanopia (blue-blind)

#004353

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #182b84;
/* rgb */ color: rgb(24, 43, 132);
/* oklch */ color: oklch(34.1% 0.150 267.7);

Tailwind

colors: {
  custom: {
    50: '#6964a9',
    500: '#182b84',
    950: '#000000',
  },
}

SCSS

$custom: #182b84;
$custom-light: #6964a9;
$custom-dark: #000000;

JSON

{
  "hex": "#182b84",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 132
  },
  "hsl": {
    "h": 229.444,
    "s": 69.231,
    "l": 30.588
  },
  "oklch": {
    "l": 0.34056,
    "c": 0.15012,
    "h": 267.7
  },
  "luminance": 0.03588
}

Semantic roles & 50–950 ramp

primary

#182B84

secondary

#B8A340

accent

#CD3CEC

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#070510

muted

#7A797F

Preview Lab

Preview with #182B84

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

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