#18225D#18225D

#18225D is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.4% C 0.106 H 270.8°. Best body text is #FFFFFF at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#18225D
RGB	rgb(24, 34, 93)
HSL	hsl(231, 59%, 23%)
HSV	hsv(231, 74%, 36%)
CMYK	cmyk(74.2%, 63.4%, 0%, 63.5%)
CIE-LAB	lab(16.15, 18.10, -36.61)
CIE-LCH	lch(16.15, 40.84, 296.31°)
OKLab	oklab(28.42% 0.0014 -0.1055)
OKLCH	oklch(28.42% 0.106 270.8)
XYZ	xyz(2.9238, 2.1283, 10.6105)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18225D #5D5318

analogous

#18445D #18225D #30185D

triadic

#18225D #5D1822 #225D18

tetradic

#18225D #5D1844 #5D5318 #185D30

square

#18225D #5D1844 #5D5318 #185D30

split-complementary

#18225D #5D3018 #445D18

monochromatic

#060918 #0B102C #18225D #25348E #3146BE

Accessibility & contrast

On white

14.73

#18225D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#18225D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18225D

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18225D	#FFFFFF	#000000	##FFFFFF
##18225D	1.00	14.73	1.43	14.73
#FFFFFF	14.73	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5F

Deuteranopia (green-blind)

#00255C

Tritanopia (blue-blind)

#00313B

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #18225d;
/* rgb */ color: rgb(24, 34, 93);
/* oklch */ color: oklch(28.4% 0.106 270.8);

Tailwind

colors: {
  custom: {
    50: '#5f5c8b',
    500: '#18225d',
    950: '#000000',
  },
}

SCSS

$custom: #18225d;
$custom-light: #5f5c8b;
$custom-dark: #000000;

JSON

{
  "hex": "#18225d",
  "rgb": {
    "r": 24,
    "g": 34,
    "b": 93
  },
  "hsl": {
    "h": 231.304,
    "s": 58.974,
    "l": 22.941
  },
  "oklch": {
    "l": 0.28417,
    "c": 0.10555,
    "h": 270.8
  },
  "luminance": 0.02129
}

Semantic roles & 50–950 ramp

primary

#18225D

secondary

#93873D

accent

#CB46E2

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #18225D

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

Preview Lab → · Contrast checker → · Palette generator →