#18145C#18145C

#18145C is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.7% C 0.122 H 275.9°. Best body text is #FFFFFF at 16.24:1 contrast (WCAG AA passes).

Color values

HEX	#18145C
RGB	rgb(24, 20, 92)
HSL	hsl(243, 64%, 22%)
HSV	hsv(243, 78%, 36%)
CMYK	cmyk(73.9%, 78.3%, 0%, 63.9%)
CIE-LAB	lab(12.40, 27.44, -42.08)
CIE-LCH	lch(12.40, 50.24, 303.10°)
OKLab	oklab(25.66% 0.0125 -0.1216)
OKLCH	oklch(25.66% 0.122 275.9)
XYZ	xyz(2.5580, 1.4670, 10.2715)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18145C #585C14

analogous

#14345C #18145C #3C145C

triadic

#18145C #5C1814 #145C18

tetradic

#18145C #5C1434 #585C14 #145C3C

square

#18145C #5C1434 #585C14 #145C3C

split-complementary

#18145C #5C3C14 #345C14

monochromatic

#070519 #0B092A #18145C #251F8E #322AC1

Accessibility & contrast

On white

16.24

#18145C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#18145C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18145C

16.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18145C	#FFFFFF	#000000	##FFFFFF
##18145C	1.00	16.24	1.29	16.24
#FFFFFF	16.24	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235E

Deuteranopia (green-blind)

#001D5B

Tritanopia (blue-blind)

#002836

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #18145c;
/* rgb */ color: rgb(24, 20, 92);
/* oklch */ color: oklch(25.7% 0.122 275.9);

Tailwind

colors: {
  custom: {
    50: '#61528b',
    500: '#18145c',
    950: '#000000',
  },
}

SCSS

$custom: #18145c;
$custom-light: #61528b;
$custom-dark: #000000;

JSON

{
  "hex": "#18145c",
  "rgb": {
    "r": 24,
    "g": 20,
    "b": 92
  },
  "hsl": {
    "h": 243.333,
    "s": 64.286,
    "l": 21.961
  },
  "oklch": {
    "l": 0.25656,
    "c": 0.12227,
    "h": 275.9
  },
  "luminance": 0.01467
}

Semantic roles & 50–950 ramp

primary

#18145C

secondary

#8F9438

accent

#E741DE

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #18145C

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

Preview Lab → · Contrast checker → · Palette generator →