#18185D#18185D

#18185D is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.4% C 0.119 H 274.6°. Best body text is #FFFFFF at 15.82:1 contrast (WCAG AA passes).

Color values

HEX	#18185D
RGB	rgb(24, 24, 93)
HSL	hsl(240, 59%, 23%)
HSV	hsv(240, 74%, 36%)
CMYK	cmyk(74.2%, 74.2%, 0%, 63.5%)
CIE-LAB	lab(13.46, 25.19, -41.01)
CIE-LCH	lch(13.46, 48.13, 301.56°)
OKLab	oklab(26.45% 0.0096 -0.1185)
OKLCH	oklch(26.45% 0.119 274.6)
XYZ	xyz(2.6785, 1.6375, 10.5287)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18185D #5D5D18

analogous

#183A5D #18185D #3A185D

triadic

#18185D #5D1818 #185D18

tetradic

#18185D #5D183A #5D5D18 #185D3A

square

#18185D #5D183A #5D5D18 #185D3A

split-complementary

#18185D #5D3A18 #3A5D18

monochromatic

#060618 #0B0B2C #18185D #25258E #3131BE

Accessibility & contrast

On white

15.82

#18185D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#18185D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18185D

15.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18185D	#FFFFFF	#000000	##FFFFFF
##18185D	1.00	15.82	1.33	15.82
#FFFFFF	15.82	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265F

Deuteranopia (green-blind)

#001F5C

Tritanopia (blue-blind)

#002B38

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #18185d;
/* rgb */ color: rgb(24, 24, 93);
/* oklch */ color: oklch(26.4% 0.119 274.6);

Tailwind

colors: {
  custom: {
    50: '#60558c',
    500: '#18185d',
    950: '#000000',
  },
}

SCSS

$custom: #18185d;
$custom-light: #60558c;
$custom-dark: #000000;

JSON

{
  "hex": "#18185d",
  "rgb": {
    "r": 24,
    "g": 24,
    "b": 93
  },
  "hsl": {
    "h": 240,
    "s": 58.974,
    "l": 22.941
  },
  "oklch": {
    "l": 0.26447,
    "c": 0.1189,
    "h": 274.6
  },
  "luminance": 0.01638
}

Semantic roles & 50–950 ramp

primary

#18185D

secondary

#93933D

accent

#E246E2

background

#F6F5F8

surface

#EBE8F0

border

#C6C4CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #18185D

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

Preview Lab → · Contrast checker → · Palette generator →