#18105E#18105E

#18105E is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.3% C 0.129 H 276.4°. Best body text is #FFFFFF at 16.48:1 contrast (WCAG AA passes).

Color values

HEX	#18105E
RGB	rgb(24, 16, 94)
HSL	hsl(246, 71%, 22%)
HSV	hsv(246, 83%, 37%)
CMYK	cmyk(74.5%, 83%, 0%, 63.1%)
CIE-LAB	lab(11.77, 30.58, -44.45)
CIE-LCH	lch(11.77, 53.96, 304.53°)
OKLab	oklab(25.29% 0.0144 -0.1285)
OKLCH	oklch(25.29% 0.129 276.4)
XYZ	xyz(2.5817, 1.3727, 10.7164)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18105E #565E10

analogous

#102F5E #18105E #3F105E

triadic

#18105E #5E1810 #105E18

tetradic

#18105E #5E102F #565E10 #105E3F

square

#18105E #5E102F #565E10 #105E3F

split-complementary

#18105E #5E3F10 #2F5E10

monochromatic

#07041A #0B072A #18105E #251992 #3322C7

Accessibility & contrast

On white

16.48

#18105E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#18105E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18105E

16.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18105E	#FFFFFF	#000000	##FFFFFF
##18105E	1.00	16.48	1.27	16.48
#FFFFFF	16.48	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002260

Deuteranopia (green-blind)

#001C5D

Tritanopia (blue-blind)

#002737

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #18105e;
/* rgb */ color: rgb(24, 16, 94);
/* oklch */ color: oklch(25.3% 0.129 276.4);

Tailwind

colors: {
  custom: {
    50: '#62508d',
    500: '#18105e',
    950: '#000000',
  },
}

SCSS

$custom: #18105e;
$custom-light: #62508d;
$custom-dark: #000000;

JSON

{
  "hex": "#18105e",
  "rgb": {
    "r": 24,
    "g": 16,
    "b": 94
  },
  "hsl": {
    "h": 246.154,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.25286,
    "c": 0.1293,
    "h": 276.4
  },
  "luminance": 0.01373
}

Semantic roles & 50–950 ramp

primary

#18105E

secondary

#8D9733

accent

#EE3ADB

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #18105E

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

Preview Lab → · Contrast checker → · Palette generator →