#18115B#18115B

#18115B is a dark, vivid blue. Relative luminance 0.013; OKLCH L 25.1% C 0.124 H 276.8°. Best body text is #FFFFFF at 16.54:1 contrast (WCAG AA passes).

Color values

HEX	#18115B
RGB	rgb(24, 17, 91)
HSL	hsl(246, 69%, 21%)
HSV	hsv(246, 81%, 36%)
CMYK	cmyk(73.6%, 81.3%, 0%, 64.3%)
CIE-LAB	lab(11.62, 28.94, -42.69)
CIE-LCH	lch(11.62, 51.57, 304.13°)
OKLab	oklab(25.07% 0.0147 -0.1234)
OKLCH	oklch(25.07% 0.124 276.8)
XYZ	xyz(2.4648, 1.3502, 10.0262)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18115B #545B11

analogous

#112F5B #18115B #3D115B

triadic

#18115B #5B1811 #115B18

tetradic

#18115B #5B112F #545B11 #115B3D

square

#18115B #5B112F #545B11 #115B3D

split-complementary

#18115B #5B3D11 #2F5B11

monochromatic

#07051A #0A0727 #18115B #261B8F #3324C2

Accessibility & contrast

On white

16.54

#18115B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#18115B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18115B

16.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18115B	#FFFFFF	#000000	##FFFFFF
##18115B	1.00	16.54	1.27	16.54
#FFFFFF	16.54	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225D

Deuteranopia (green-blind)

#001C5A

Tritanopia (blue-blind)

#002735

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #18115b;
/* rgb */ color: rgb(24, 17, 91);
/* oklch */ color: oklch(25.1% 0.124 276.8);

Tailwind

colors: {
  custom: {
    50: '#61508a',
    500: '#18115b',
    950: '#000000',
  },
}

SCSS

$custom: #18115b;
$custom-light: #61508a;
$custom-dark: #000000;

JSON

{
  "hex": "#18115b",
  "rgb": {
    "r": 24,
    "g": 17,
    "b": 91
  },
  "hsl": {
    "h": 245.676,
    "s": 68.519,
    "l": 21.176
  },
  "oklch": {
    "l": 0.25073,
    "c": 0.12424,
    "h": 276.8
  },
  "luminance": 0.0135
}

Semantic roles & 50–950 ramp

primary

#18115B

secondary

#8B9434

accent

#EB3CDB

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #18115B

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

Preview Lab → · Contrast checker → · Palette generator →