#182F9F#182F9F

#182F9F is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.6% C 0.181 H 266.9°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#182F9F
RGB	rgb(24, 47, 159)
HSL	hsl(230, 74%, 36%)
HSV	hsv(230, 85%, 62%)
CMYK	cmyk(84.9%, 70.4%, 0%, 37.6%)
CIE-LAB	lab(25.95, 35.05, -62.43)
CIE-LCH	lch(25.95, 71.59, 299.31°)
OKLab	oklab(37.57% -0.0097 -0.1809)
OKLCH	oklch(37.57% 0.181 266.9)
XYZ	xyz(7.6490, 4.7295, 33.3039)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182F9F #9F8818

analogous

#18729F #182F9F #44189F

triadic

#182F9F #9F182F #2F9F18

tetradic

#182F9F #9F1872 #9F8818 #189F44

square

#182F9F #9F1872 #9F8818 #189F44

split-complementary

#182F9F #9F4418 #729F18

monochromatic

#081035 #101F6A #182F9F #203FD4 #4D67E4

Accessibility & contrast

On white

10.79

#182F9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#182F9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182F9F

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182F9F	#FFFFFF	#000000	##FFFFFF
##182F9F	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A2

Deuteranopia (green-blind)

#00379D

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #182f9f;
/* rgb */ color: rgb(24, 47, 159);
/* oklch */ color: oklch(37.6% 0.181 266.9);

Tailwind

colors: {
  custom: {
    50: '#7068bd',
    500: '#182f9f',
    950: '#000000',
  },
}

SCSS

$custom: #182f9f;
$custom-light: #7068bd;
$custom-dark: #000000;

JSON

{
  "hex": "#182f9f",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 159
  },
  "hsl": {
    "h": 229.778,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37566,
    "c": 0.18121,
    "h": 266.9
  },
  "luminance": 0.0473
}

Semantic roles & 50–950 ramp

primary

#182F9F

secondary

#C6B14D

accent

#D137F0

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #182F9F

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

Preview Lab → · Contrast checker → · Palette generator →