#182A7D#182A7D

#182A7D is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.2% C 0.142 H 267.9°. Best body text is #FFFFFF at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#182A7D
RGB	rgb(24, 42, 125)
HSL	hsl(229, 68%, 29%)
HSV	hsv(229, 81%, 49%)
CMYK	cmyk(80.8%, 66.4%, 0%, 51%)
CIE-LAB	lab(21.32, 25.29, -48.93)
CIE-LCH	lch(21.32, 55.08, 297.33°)
OKLab	oklab(33.16% -0.0052 -0.1416)
OKLCH	oklch(33.16% 0.142 267.9)
XYZ	xyz(4.9050, 3.3302, 19.7823)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182A7D #7D6B18

analogous

#185D7D #182A7D #39187D

triadic

#182A7D #7D182A #2A7D18

tetradic

#182A7D #7D185D #7D6B18 #187D39

square

#182A7D #7D185D #7D6B18 #187D39

split-complementary

#182A7D #7D3918 #5D7D18

monochromatic

#05091A #0E194A #182A7D #223BB0 #3754D9

Accessibility & contrast

On white

12.60

#182A7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#182A7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182A7D

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182A7D	#FFFFFF	#000000	##FFFFFF
##182A7D	1.00	12.60	1.67	12.60
#FFFFFF	12.60	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003880

Deuteranopia (green-blind)

#002E7B

Tritanopia (blue-blind)

#00404F

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #182a7d;
/* rgb */ color: rgb(24, 42, 125);
/* oklch */ color: oklch(33.2% 0.142 267.9);

Tailwind

colors: {
  custom: {
    50: '#6763a3',
    500: '#182a7d',
    950: '#000000',
  },
}

SCSS

$custom: #182a7d;
$custom-light: #6763a3;
$custom-dark: #000000;

JSON

{
  "hex": "#182a7d",
  "rgb": {
    "r": 24,
    "g": 42,
    "b": 125
  },
  "hsl": {
    "h": 229.307,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.33161,
    "c": 0.14167,
    "h": 267.9
  },
  "luminance": 0.03331
}

Semantic roles & 50–950 ramp

primary

#182A7D

secondary

#B29D3F

accent

#CC3DEB

background

#F6F5FA

surface

#EBEAF4

border

#C6C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #182A7D

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

Preview Lab → · Contrast checker → · Palette generator →