#181E69#181E69

#181E69 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.8% C 0.129 H 271.7°. Best body text is #FFFFFF at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#181E69
RGB	rgb(24, 30, 105)
HSL	hsl(236, 63%, 25%)
HSV	hsv(236, 77%, 41%)
CMYK	cmyk(77.1%, 71.4%, 0%, 58.8%)
CIE-LAB	lab(16.22, 25.72, -44.42)
CIE-LCH	lch(16.22, 51.33, 300.07°)
OKLab	oklab(28.82% 0.0039 -0.1285)
OKLCH	oklch(28.82% 0.129 271.7)
XYZ	xyz(3.3899, 2.1423, 13.5967)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181E69 #696318

analogous

#184669 #181E69 #3B1869

triadic

#181E69 #69181E #1E6918

tetradic

#181E69 #691846 #696318 #18693B

square

#181E69 #691846 #696318 #18693B

split-complementary

#181E69 #693B18 #466918

monochromatic

#060719 #0D1037 #181E69 #232C9B #2F3ACD

Accessibility & contrast

On white

14.70

#181E69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#181E69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181E69

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181E69	#FFFFFF	#000000	##FFFFFF
##181E69	1.00	14.70	1.43	14.70
#FFFFFF	14.70	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6B

Deuteranopia (green-blind)

#002468

Tritanopia (blue-blind)

#003240

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #181e69;
/* rgb */ color: rgb(24, 30, 105);
/* oklch */ color: oklch(28.8% 0.129 271.7);

Tailwind

colors: {
  custom: {
    50: '#635a95',
    500: '#181e69',
    950: '#000000',
  },
}

SCSS

$custom: #181e69;
$custom-light: #635a95;
$custom-dark: #000000;

JSON

{
  "hex": "#181e69",
  "rgb": {
    "r": 24,
    "g": 30,
    "b": 105
  },
  "hsl": {
    "h": 235.556,
    "s": 62.791,
    "l": 25.294
  },
  "oklch": {
    "l": 0.28824,
    "c": 0.12852,
    "h": 271.7
  },
  "luminance": 0.02143
}

Semantic roles & 50–950 ramp

primary

#181E69

secondary

#9F983E

accent

#DA42E6

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #181E69

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

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