#182B7C#182B7C

#182B7C is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.3% C 0.139 H 267.6°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#182B7C
RGB	rgb(24, 43, 124)
HSL	hsl(229, 68%, 29%)
HSV	hsv(229, 81%, 49%)
CMYK	cmyk(80.6%, 65.3%, 0%, 51.4%)
CIE-LAB	lab(21.49, 24.20, -48.01)
CIE-LCH	lch(21.49, 53.76, 296.74°)
OKLab	oklab(33.26% -0.0058 -0.1389)
OKLCH	oklch(33.26% 0.139 267.6)
XYZ	xyz(4.8774, 3.3766, 19.4596)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B7C #7C6918

analogous

#185D7C #182B7C #37187C

triadic

#182B7C #7C182B #2B7C18

tetradic

#182B7C #7C185D #7C6918 #187C37

square

#182B7C #7C185D #7C6918 #187C37

split-complementary

#182B7C #7C3718 #5D7C18

monochromatic

#05091A #0E1949 #182B7C #223DAF #3655D8

Accessibility & contrast

On white

12.53

#182B7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#182B7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B7C

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B7C	#FFFFFF	#000000	##FFFFFF
##182B7C	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387F

Deuteranopia (green-blind)

#002F7A

Tritanopia (blue-blind)

#00404F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #182b7c;
/* rgb */ color: rgb(24, 43, 124);
/* oklch */ color: oklch(33.3% 0.139 267.6);

Tailwind

colors: {
  custom: {
    50: '#6764a3',
    500: '#182b7c',
    950: '#000000',
  },
}

SCSS

$custom: #182b7c;
$custom-light: #6764a3;
$custom-dark: #000000;

JSON

{
  "hex": "#182b7c",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 124
  },
  "hsl": {
    "h": 228.6,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33259,
    "c": 0.139,
    "h": 267.6
  },
  "luminance": 0.03377
}

Semantic roles & 50–950 ramp

primary

#182B7C

secondary

#B19B3F

accent

#CA3DEA

background

#F6F5FA

surface

#EBEAF4

border

#C6C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #182B7C

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

Preview Lab → · Contrast checker → · Palette generator →