#182B7D#182B7D

#182B7D is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.4% C 0.140 H 267.6°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#182B7D
RGB	rgb(24, 43, 125)
HSL	hsl(229, 68%, 29%)
HSV	hsv(229, 81%, 49%)
CMYK	cmyk(80.8%, 65.6%, 0%, 51%)
CIE-LAB	lab(21.59, 24.59, -48.49)
CIE-LCH	lch(21.59, 54.37, 296.89°)
OKLab	oklab(33.36% -0.0058 -0.1403)
OKLCH	oklch(33.36% 0.14 267.6)
XYZ	xyz(4.9409, 3.4021, 19.7943)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B7D #7D6A18

analogous

#185E7D #182B7D #38187D

triadic

#182B7D #7D182B #2B7D18

tetradic

#182B7D #7D185E #7D6A18 #187D38

square

#182B7D #7D185E #7D6A18 #187D38

split-complementary

#182B7D #7D3818 #5E7D18

monochromatic

#05091A #0E194A #182B7D #223DB0 #3755D9

Accessibility & contrast

On white

12.50

#182B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#182B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B7D

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B7D	#FFFFFF	#000000	##FFFFFF
##182B7D	1.00	12.50	1.68	12.50
#FFFFFF	12.50	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003980

Deuteranopia (green-blind)

#002F7B

Tritanopia (blue-blind)

#00404F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #182b7d;
/* rgb */ color: rgb(24, 43, 125);
/* oklch */ color: oklch(33.4% 0.140 267.6);

Tailwind

colors: {
  custom: {
    50: '#6764a3',
    500: '#182b7d',
    950: '#000000',
  },
}

SCSS

$custom: #182b7d;
$custom-light: #6764a3;
$custom-dark: #000000;

JSON

{
  "hex": "#182b7d",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 125
  },
  "hsl": {
    "h": 228.713,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.33357,
    "c": 0.14041,
    "h": 267.6
  },
  "luminance": 0.03403
}

Semantic roles & 50–950 ramp

primary

#182B7D

secondary

#B29C3F

accent

#CA3DEB

background

#F6F5FA

surface

#EBEAF4

border

#C6C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #182B7D

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

Preview Lab → · Contrast checker → · Palette generator →