#18176C#18176C

#18176C is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.0% C 0.141 H 273.0°. Best body text is #FFFFFF at 15.24:1 contrast (WCAG AA passes).

Color values

HEX	#18176C
RGB	rgb(24, 23, 108)
HSL	hsl(241, 65%, 26%)
HSV	hsv(241, 79%, 42%)
CMYK	cmyk(77.8%, 78.7%, 0%, 57.6%)
CIE-LAB	lab(14.90, 31.40, -48.56)
CIE-LCH	lch(14.90, 57.83, 302.89°)
OKLab	oklab(27.98% 0.0074 -0.1405)
OKLCH	oklch(27.98% 0.141 273)
XYZ	xyz(3.3890, 1.8893, 14.3705)
Luminance	0.0189 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18176C #6B6C17

analogous

#17406C #18176C #42176C

triadic

#18176C #6C1817 #176C18

tetradic

#18176C #6C1740 #6B6C17 #176C42

square

#18176C #6C1740 #6B6C17 #176C42

split-complementary

#18176C #6C4217 #406C17

monochromatic

#060519 #0D0C3A #18176C #23229E #2E2CD1

Accessibility & contrast

On white

15.24

#18176C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#18176C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18176C

15.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18176C	#FFFFFF	#000000	##FFFFFF
##18176C	1.00	15.24	1.38	15.24
#FFFFFF	15.24	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A6E

Deuteranopia (green-blind)

#00216A

Tritanopia (blue-blind)

#003040

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #18176c;
/* rgb */ color: rgb(24, 23, 108);
/* oklch */ color: oklch(28.0% 0.141 273.0);

Tailwind

colors: {
  custom: {
    50: '#655597',
    500: '#18176c',
    950: '#000000',
  },
}

SCSS

$custom: #18176c;
$custom-light: #655597;
$custom-dark: #000000;

JSON

{
  "hex": "#18176c",
  "rgb": {
    "r": 24,
    "g": 23,
    "b": 108
  },
  "hsl": {
    "h": 240.706,
    "s": 64.885,
    "l": 25.686
  },
  "oklch": {
    "l": 0.27975,
    "c": 0.14071,
    "h": 273
  },
  "luminance": 0.0189
}

Semantic roles & 50–950 ramp

primary

#18176C

secondary

#A1A23D

accent

#E840E6

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #18176C

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

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