#182B7E#182B7E

#182B7E is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.5% C 0.142 H 267.6°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#182B7E
RGB	rgb(24, 43, 126)
HSL	hsl(229, 68%, 29%)
HSV	hsv(229, 81%, 49%)
CMYK	cmyk(81%, 65.9%, 0%, 50.6%)
CIE-LAB	lab(21.68, 24.99, -48.97)
CIE-LCH	lch(21.68, 54.98, 297.04°)
OKLab	oklab(33.46% -0.0058 -0.1417)
OKLCH	oklch(33.46% 0.142 267.6)
XYZ	xyz(5.0052, 3.4277, 20.1324)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B7E #7E6B18

analogous

#185E7E #182B7E #38187E

triadic

#182B7E #7E182B #2B7E18

tetradic

#182B7E #7E185E #7E6B18 #187E38

square

#182B7E #7E185E #7E6B18 #187E38

split-complementary

#182B7E #7E3818 #5E7E18

monochromatic

#05091A #0E194B #182B7E #223DB1 #3756D9

Accessibility & contrast

On white

12.46

#182B7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#182B7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B7E

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B7E	#FFFFFF	#000000	##FFFFFF
##182B7E	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003981

Deuteranopia (green-blind)

#002F7C

Tritanopia (blue-blind)

#004150

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #182b7e;
/* rgb */ color: rgb(24, 43, 126);
/* oklch */ color: oklch(33.5% 0.142 267.6);

Tailwind

colors: {
  custom: {
    50: '#6864a4',
    500: '#182b7e',
    950: '#000000',
  },
}

SCSS

$custom: #182b7e;
$custom-light: #6864a4;
$custom-dark: #000000;

JSON

{
  "hex": "#182b7e",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 126
  },
  "hsl": {
    "h": 228.824,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33456,
    "c": 0.14181,
    "h": 267.6
  },
  "luminance": 0.03428
}

Semantic roles & 50–950 ramp

primary

#182B7E

secondary

#B29D3F

accent

#CA3DEB

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #182B7E

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

Preview Lab → · Contrast checker → · Palette generator →