#18136E#18136E

#18136E is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.6% C 0.147 H 273.4°. Best body text is #FFFFFF at 15.47:1 contrast (WCAG AA passes).

Color values

HEX	#18136E
RGB	rgb(24, 19, 110)
HSL	hsl(243, 71%, 25%)
HSV	hsv(243, 83%, 43%)
CMYK	cmyk(78.2%, 82.7%, 0%, 56.9%)
CIE-LAB	lab(14.32, 34.44, -50.82)
CIE-LCH	lch(14.32, 61.39, 304.12°)
OKLab	oklab(27.64% 0.0088 -0.147)
OKLCH	oklch(27.64% 0.147 273.4)
XYZ	xyz(3.4231, 1.7854, 14.9130)
Luminance	0.0179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18136E #696E13

analogous

#133B6E #18136E #46136E

triadic

#18136E #6E1813 #136E18

tetradic

#18136E #6E133B #696E13 #136E46

square

#18136E #6E133B #696E13 #136E46

split-complementary

#18136E #6E4613 #3B6E13

monochromatic

#06051A #0D0A3A #18136E #231CA2 #2F25D6

Accessibility & contrast

On white

15.47

#18136E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#18136E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18136E

15.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18136E	#FFFFFF	#000000	##FFFFFF
##18136E	1.00	15.47	1.36	15.47
#FFFFFF	15.47	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002871

Deuteranopia (green-blind)

#00206C

Tritanopia (blue-blind)

#002F40

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #18136e;
/* rgb */ color: rgb(24, 19, 110);
/* oklch */ color: oklch(27.6% 0.147 273.4);

Tailwind

colors: {
  custom: {
    50: '#665399',
    500: '#18136e',
    950: '#000000',
  },
}

SCSS

$custom: #18136e;
$custom-light: #665399;
$custom-dark: #000000;

JSON

{
  "hex": "#18136e",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 110
  },
  "hsl": {
    "h": 243.297,
    "s": 70.543,
    "l": 25.294
  },
  "oklch": {
    "l": 0.2764,
    "c": 0.1473,
    "h": 273.4
  },
  "luminance": 0.01786
}

Semantic roles & 50–950 ramp

primary

#18136E

secondary

#9FA538

accent

#ED3AE3

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #18136E

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

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