#18115C#18115C

#18115C is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.2% C 0.126 H 276.6°. Best body text is #FFFFFF at 16.49:1 contrast (WCAG AA passes).

Color values

HEX	#18115C
RGB	rgb(24, 17, 92)
HSL	hsl(246, 69%, 21%)
HSV	hsv(246, 82%, 36%)
CMYK	cmyk(73.9%, 81.5%, 0%, 63.9%)
CIE-LAB	lab(11.74, 29.29, -43.17)
CIE-LCH	lch(11.74, 52.17, 304.16°)
OKLab	oklab(25.19% 0.0144 -0.1248)
OKLCH	oklch(25.19% 0.126 276.6)
XYZ	xyz(2.5083, 1.3676, 10.2549)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18115C #555C11

analogous

#11305C #18115C #3E115C

triadic

#18115C #5C1811 #115C18

tetradic

#18115C #5C1130 #555C11 #115C3E

square

#18115C #5C1130 #555C11 #115C3E

split-complementary

#18115C #5C3E11 #305C11

monochromatic

#07051A #0B0728 #18115C #251B90 #3324C3

Accessibility & contrast

On white

16.49

#18115C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#18115C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18115C

16.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18115C	#FFFFFF	#000000	##FFFFFF
##18115C	1.00	16.49	1.27	16.49
#FFFFFF	16.49	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225E

Deuteranopia (green-blind)

#001C5B

Tritanopia (blue-blind)

#002736

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #18115c;
/* rgb */ color: rgb(24, 17, 92);
/* oklch */ color: oklch(25.2% 0.126 276.6);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#18115c",
  "rgb": {
    "r": 24,
    "g": 17,
    "b": 92
  },
  "hsl": {
    "h": 245.6,
    "s": 68.807,
    "l": 21.373
  },
  "oklch": {
    "l": 0.25191,
    "c": 0.12559,
    "h": 276.6
  },
  "luminance": 0.01368
}

Semantic roles & 50–950 ramp

primary

#18115C

secondary

#8C9534

accent

#EC3CDB

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #18115C

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

Preview Lab → · Contrast checker → · Palette generator →