#18245D#18245D

#18245D is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.8% C 0.103 H 269.8°. Best body text is #FFFFFF at 14.49:1 contrast (WCAG AA passes).

Color values

HEX	#18245D
RGB	rgb(24, 36, 93)
HSL	hsl(230, 59%, 23%)
HSV	hsv(230, 74%, 36%)
CMYK	cmyk(74.2%, 61.3%, 0%, 63.5%)
CIE-LAB	lab(16.73, 16.64, -35.66)
CIE-LCH	lch(16.73, 39.35, 295.01°)
OKLab	oklab(28.85% -0.0004 -0.1027)
OKLCH	oklch(28.85% 0.103 269.8)
XYZ	xyz(2.9827, 2.2460, 10.6301)
Luminance	0.0225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18245D #5D5118

analogous

#18465D #18245D #2E185D

triadic

#18245D #5D1824 #245D18

tetradic

#18245D #5D1846 #5D5118 #185D2E

square

#18245D #5D1846 #5D5118 #185D2E

split-complementary

#18245D #5D2E18 #465D18

monochromatic

#060918 #0B112C #18245D #25378E #314ABE

Accessibility & contrast

On white

14.49

#18245D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#18245D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18245D

14.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18245D	#FFFFFF	#000000	##FFFFFF
##18245D	1.00	14.49	1.45	14.49
#FFFFFF	14.49	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D5F

Deuteranopia (green-blind)

#00265C

Tritanopia (blue-blind)

#00323C

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #18245d;
/* rgb */ color: rgb(24, 36, 93);
/* oklch */ color: oklch(28.8% 0.103 269.8);

Tailwind

colors: {
  custom: {
    50: '#5f5e8b',
    500: '#18245d',
    950: '#000000',
  },
}

SCSS

$custom: #18245d;
$custom-light: #5f5e8b;
$custom-dark: #000000;

JSON

{
  "hex": "#18245d",
  "rgb": {
    "r": 24,
    "g": 36,
    "b": 93
  },
  "hsl": {
    "h": 229.565,
    "s": 58.974,
    "l": 22.941
  },
  "oklch": {
    "l": 0.2885,
    "c": 0.10273,
    "h": 269.8
  },
  "luminance": 0.02246
}

Semantic roles & 50–950 ramp

primary

#18245D

secondary

#93853D

accent

#C746E2

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #18245D

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

Preview Lab → · Contrast checker → · Palette generator →