#18418B#18418B

#18418B is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.3% C 0.132 H 261.1°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#18418B
RGB	rgb(24, 65, 139)
HSL	hsl(219, 71%, 32%)
HSV	hsv(219, 83%, 55%)
CMYK	cmyk(82.7%, 53.2%, 0%, 45.5%)
CIE-LAB	lab(29.00, 14.87, -45.18)
CIE-LCH	lch(29.00, 47.56, 288.22°)
OKLab	oklab(39.29% -0.0204 -0.1302)
OKLCH	oklch(39.29% 0.132 261.1)
XYZ	xyz(6.9255, 5.8380, 25.1829)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18418B #8B6218

analogous

#187B8B #18418B #29188B

triadic

#18418B #8B1841 #418B18

tetradic

#18418B #8B187B #8B6218 #188B29

square

#18418B #8B187B #8B6218 #188B29

split-complementary

#18418B #8B2918 #7B8B18

monochromatic

#061023 #0F2957 #18418B #2159BF #3F78DE

Accessibility & contrast

On white

9.69

#18418B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#18418B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18418B

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18418B	#FFFFFF	#000000	##FFFFFF
##18418B	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D4A8E

Deuteranopia (green-blind)

#003F8A

Tritanopia (blue-blind)

#00535F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #18418b;
/* rgb */ color: rgb(24, 65, 139);
/* oklch */ color: oklch(39.3% 0.132 261.1);

Tailwind

colors: {
  custom: {
    50: '#6975ad',
    500: '#18418b',
    950: '#000000',
  },
}

SCSS

$custom: #18418b;
$custom-light: #6975ad;
$custom-dark: #000000;

JSON

{
  "hex": "#18418b",
  "rgb": {
    "r": 24,
    "g": 65,
    "b": 139
  },
  "hsl": {
    "h": 218.609,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.39293,
    "c": 0.13177,
    "h": 261.1
  },
  "luminance": 0.05839
}

Semantic roles & 50–950 ramp

primary

#18418B

secondary

#BE9140

accent

#AE3AED

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #18418B

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

Preview Lab → · Contrast checker → · Palette generator →