#18147B#18147B

#18147B is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.4% C 0.163 H 271.8°. Best body text is #FFFFFF at 14.74:1 contrast (WCAG AA passes).

Color values

HEX	#18147B
RGB	rgb(24, 20, 123)
HSL	hsl(242, 72%, 28%)
HSV	hsv(242, 84%, 48%)
CMYK	cmyk(80.5%, 83.7%, 0%, 51.8%)
CIE-LAB	lab(16.13, 38.31, -56.22)
CIE-LCH	lch(16.13, 68.03, 304.27°)
OKLab	oklab(29.37% 0.0052 -0.1627)
OKLCH	oklch(29.37% 0.163 271.8)
XYZ	xyz(4.2008, 2.1241, 18.9236)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18147B #777B14

analogous

#14437B #18147B #4B147B

triadic

#18147B #7B1814 #147B18

tetradic

#18147B #7B1443 #777B14 #147B4B

square

#18147B #7B1443 #777B14 #147B4B

split-complementary

#18147B #7B4B14 #437B14

monochromatic

#05041A #0E0B46 #18147B #221DB0 #332DDD

Accessibility & contrast

On white

14.74

#18147B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#18147B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18147B

14.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18147B	#FFFFFF	#000000	##FFFFFF
##18147B	1.00	14.74	1.43	14.74
#FFFFFF	14.74	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7E

Deuteranopia (green-blind)

#002379

Tritanopia (blue-blind)

#003548

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #18147b;
/* rgb */ color: rgb(24, 20, 123);
/* oklch */ color: oklch(29.4% 0.163 271.8);

Tailwind

colors: {
  custom: {
    50: '#6954a2',
    500: '#18147b',
    950: '#000000',
  },
}

SCSS

$custom: #18147b;
$custom-light: #6954a2;
$custom-dark: #000000;

JSON

{
  "hex": "#18147b",
  "rgb": {
    "r": 24,
    "g": 20,
    "b": 123
  },
  "hsl": {
    "h": 242.33,
    "s": 72.028,
    "l": 28.039
  },
  "oklch": {
    "l": 0.29371,
    "c": 0.1628,
    "h": 271.8
  },
  "luminance": 0.02125
}

Semantic roles & 50–950 ramp

primary

#18147B

secondary

#ACB13A

accent

#EF39E8

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #18147B

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

Preview Lab → · Contrast checker → · Palette generator →