#18155E#18155E

#18155E is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.0% C 0.124 H 275.3°. Best body text is #FFFFFF at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#18155E
RGB	rgb(24, 21, 94)
HSL	hsl(242, 63%, 23%)
HSV	hsv(242, 78%, 37%)
CMYK	cmyk(74.5%, 77.7%, 0%, 63.1%)
CIE-LAB	lab(12.85, 27.54, -42.68)
CIE-LCH	lch(12.85, 50.79, 302.83°)
OKLab	oklab(26.05% 0.0115 -0.1234)
OKLCH	oklch(26.05% 0.124 275.3)
XYZ	xyz(2.6646, 1.5384, 10.7440)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18155E #5B5E15

analogous

#15365E #18155E #3D155E

triadic

#18155E #5E1815 #155E18

tetradic

#18155E #5E1536 #5B5E15 #155E3D

square

#18155E #5E1536 #5B5E15 #155E3D

split-complementary

#18155E #5E3D15 #365E15

monochromatic

#060619 #0B0A2C #18155E #252090 #322BC2

Accessibility & contrast

On white

16.06

#18155E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#18155E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18155E

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18155E	#FFFFFF	#000000	##FFFFFF
##18155E	1.00	16.06	1.31	16.06
#FFFFFF	16.06	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002460

Deuteranopia (green-blind)

#001E5D

Tritanopia (blue-blind)

#002A38

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #18155e;
/* rgb */ color: rgb(24, 21, 94);
/* oklch */ color: oklch(26.0% 0.124 275.3);

Tailwind

colors: {
  custom: {
    50: '#61538d',
    500: '#18155e',
    950: '#000000',
  },
}

SCSS

$custom: #18155e;
$custom-light: #61538d;
$custom-dark: #000000;

JSON

{
  "hex": "#18155e",
  "rgb": {
    "r": 24,
    "g": 21,
    "b": 94
  },
  "hsl": {
    "h": 242.466,
    "s": 63.478,
    "l": 22.549
  },
  "oklch": {
    "l": 0.26046,
    "c": 0.1239,
    "h": 275.3
  },
  "luminance": 0.01539
}

Semantic roles & 50–950 ramp

primary

#18155E

secondary

#929539

accent

#E741E0

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #18155E

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

Preview Lab → · Contrast checker → · Palette generator →