#18147D#18147D

#18147D is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.6% C 0.165 H 271.6°. Best body text is #FFFFFF at 14.63:1 contrast (WCAG AA passes).

Color values

HEX	#18147D
RGB	rgb(24, 20, 125)
HSL	hsl(242, 72%, 28%)
HSV	hsv(242, 84%, 49%)
CMYK	cmyk(80.8%, 84%, 0%, 51%)
CIE-LAB	lab(16.38, 38.97, -57.08)
CIE-LCH	lch(16.38, 69.12, 304.32°)
OKLab	oklab(29.62% 0.0047 -0.1652)
OKLCH	oklch(29.62% 0.165 271.6)
XYZ	xyz(4.3273, 2.1747, 19.5898)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18147D #797D14

analogous

#14447D #18147D #4C147D

triadic

#18147D #7D1814 #147D18

tetradic

#18147D #7D1444 #797D14 #147D4C

square

#18147D #7D1444 #797D14 #147D4C

split-complementary

#18147D #7D4C14 #447D14

monochromatic

#05041A #0E0C48 #18147D #221CB2 #352EDE

Accessibility & contrast

On white

14.63

#18147D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#18147D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18147D

14.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18147D	#FFFFFF	#000000	##FFFFFF
##18147D	1.00	14.63	1.44	14.63
#FFFFFF	14.63	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E80

Deuteranopia (green-blind)

#00237B

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #18147d;
/* rgb */ color: rgb(24, 20, 125);
/* oklch */ color: oklch(29.6% 0.165 271.6);

Tailwind

colors: {
  custom: {
    50: '#6a55a4',
    500: '#18147d',
    950: '#000000',
  },
}

SCSS

$custom: #18147d;
$custom-light: #6a55a4;
$custom-dark: #000000;

JSON

{
  "hex": "#18147d",
  "rgb": {
    "r": 24,
    "g": 20,
    "b": 125
  },
  "hsl": {
    "h": 242.286,
    "s": 72.414,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29619,
    "c": 0.16527,
    "h": 271.6
  },
  "luminance": 0.02175
}

Semantic roles & 50–950 ramp

primary

#18147D

secondary

#AEB23A

accent

#EF39E8

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #18147D

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

Preview Lab → · Contrast checker → · Palette generator →