#18115A#18115A

#18115A is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 25.0% C 0.123 H 277.0°. Best body text is #FFFFFF at 16.58:1 contrast (WCAG AA passes).

Color values

HEX	#18115A
RGB	rgb(24, 17, 90)
HSL	hsl(246, 68%, 21%)
HSV	hsv(246, 81%, 35%)
CMYK	cmyk(73.3%, 81.1%, 0%, 64.7%)
CIE-LAB	lab(11.51, 28.58, -42.21)
CIE-LCH	lch(11.51, 50.97, 304.10°)
OKLab	oklab(24.96% 0.0149 -0.122)
OKLCH	oklch(24.96% 0.123 277)
XYZ	xyz(2.4220, 1.3331, 9.8005)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18115A #535A11

analogous

#112E5A #18115A #3C115A

triadic

#18115A #5A1811 #115A18

tetradic

#18115A #5A112E #535A11 #115A3C

square

#18115A #5A112E #535A11 #115A3C

split-complementary

#18115A #5A3C11 #2E5A11

monochromatic

#07051A #0A0727 #18115A #261B8D #3324C1

Accessibility & contrast

On white

16.58

#18115A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#18115A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18115A

16.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18115A	#FFFFFF	#000000	##FFFFFF
##18115A	1.00	16.58	1.27	16.58
#FFFFFF	16.58	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215C

Deuteranopia (green-blind)

#001B59

Tritanopia (blue-blind)

#002635

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #18115a;
/* rgb */ color: rgb(24, 17, 90);
/* oklch */ color: oklch(25.0% 0.123 277.0);

Tailwind

colors: {
  custom: {
    50: '#60508a',
    500: '#18115a',
    950: '#000000',
  },
}

SCSS

$custom: #18115a;
$custom-light: #60508a;
$custom-dark: #000000;

JSON

{
  "hex": "#18115a",
  "rgb": {
    "r": 24,
    "g": 17,
    "b": 90
  },
  "hsl": {
    "h": 245.753,
    "s": 68.224,
    "l": 20.98
  },
  "oklch": {
    "l": 0.24955,
    "c": 0.12288,
    "h": 277
  },
  "luminance": 0.01333
}

Semantic roles & 50–950 ramp

primary

#18115A

secondary

#8A9334

accent

#EB3DDA

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #18115A

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

Preview Lab → · Contrast checker → · Palette generator →