#18185A#18185A

#18185A is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.1% C 0.115 H 275.0°. Best body text is #FFFFFF at 15.94:1 contrast (WCAG AA passes).

Color values

HEX	#18185A
RGB	rgb(24, 24, 90)
HSL	hsl(240, 58%, 22%)
HSV	hsv(240, 73%, 35%)
CMYK	cmyk(73.3%, 73.3%, 0%, 64.7%)
CIE-LAB	lab(13.14, 24.04, -39.52)
CIE-LCH	lch(13.14, 46.25, 301.31°)
OKLab	oklab(26.12% 0.01 -0.1141)
OKLCH	oklch(26.12% 0.115 275)
XYZ	xyz(2.5482, 1.5854, 9.8426)
Luminance	0.0159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18185A #5A5A18

analogous

#18395A #18185A #39185A

triadic

#18185A #5A1818 #185A18

tetradic

#18185A #5A1839 #5A5A18 #185A39

square

#18185A #5A1839 #5A5A18 #185A39

split-complementary

#18185A #5A3918 #395A18

monochromatic

#060618 #0B0B2A #18185A #25258A #3232BB

Accessibility & contrast

On white

15.94

#18185A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#18185A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18185A

15.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18185A	#FFFFFF	#000000	##FFFFFF
##18185A	1.00	15.94	1.32	15.94
#FFFFFF	15.94	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255C

Deuteranopia (green-blind)

#001F59

Tritanopia (blue-blind)

#002A36

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #18185a;
/* rgb */ color: rgb(24, 24, 90);
/* oklch */ color: oklch(26.1% 0.115 275.0);

Tailwind

colors: {
  custom: {
    50: '#605589',
    500: '#18185a',
    950: '#000000',
  },
}

SCSS

$custom: #18185a;
$custom-light: #605589;
$custom-dark: #000000;

JSON

{
  "hex": "#18185a",
  "rgb": {
    "r": 24,
    "g": 24,
    "b": 90
  },
  "hsl": {
    "h": 240,
    "s": 57.895,
    "l": 22.353
  },
  "oklch": {
    "l": 0.26123,
    "c": 0.11458,
    "h": 275
  },
  "luminance": 0.01586
}

Semantic roles & 50–950 ramp

primary

#18185A

secondary

#91913D

accent

#E147E1

background

#F6F4F8

surface

#EBE8F0

border

#C6C4CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #18185A

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

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