#182370#182370

#182370 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.5% C 0.132 H 270.0°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#182370
RGB	rgb(24, 35, 112)
HSL	hsl(233, 65%, 27%)
HSV	hsv(233, 79%, 44%)
CMYK	cmyk(78.6%, 68.8%, 0%, 56.1%)
CIE-LAB	lab(18.21, 25.00, -45.70)
CIE-LCH	lch(18.21, 52.09, 298.69°)
OKLab	oklab(30.49% 0 -0.1322)
OKLCH	oklch(30.49% 0.132 270)
XYZ	xyz(3.9013, 2.5657, 15.6157)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182370 #706518

analogous

#184F70 #182370 #391870

triadic

#182370 #701823 #237018

tetradic

#182370 #70184F #706518 #187039

square

#182370 #70184F #706518 #187039

split-complementary

#182370 #703918 #4F7018

monochromatic

#050819 #0D133E #182370 #2333A2 #3044D3

Accessibility & contrast

On white

13.88

#182370 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#182370 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182370

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182370	#FFFFFF	#000000	##FFFFFF
##182370	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003172

Deuteranopia (green-blind)

#00286F

Tritanopia (blue-blind)

#003746

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #182370;
/* rgb */ color: rgb(24, 35, 112);
/* oklch */ color: oklch(30.5% 0.132 270.0);

Tailwind

colors: {
  custom: {
    50: '#645e9a',
    500: '#182370',
    950: '#000000',
  },
}

SCSS

$custom: #182370;
$custom-light: #645e9a;
$custom-dark: #000000;

JSON

{
  "hex": "#182370",
  "rgb": {
    "r": 24,
    "g": 35,
    "b": 112
  },
  "hsl": {
    "h": 232.5,
    "s": 64.706,
    "l": 26.667
  },
  "oklch": {
    "l": 0.30494,
    "c": 0.13218,
    "h": 270
  },
  "luminance": 0.02566
}

Semantic roles & 50–950 ramp

primary

#182370

secondary

#A5993E

accent

#D340E8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #182370

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

Preview Lab → · Contrast checker → · Palette generator →