#18134B#18134B

#18134B is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.6% C 0.099 H 279.6°. Best body text is #FFFFFF at 17.02:1 contrast (WCAG AA passes).

Color values

HEX	#18134B
RGB	rgb(24, 19, 75)
HSL	hsl(245, 60%, 18%)
HSV	hsv(245, 75%, 29%)
CMYK	cmyk(68%, 74.7%, 0%, 70.6%)
CIE-LAB	lab(10.32, 21.76, -33.90)
CIE-LCH	lch(10.32, 40.29, 302.70°)
OKLab	oklab(23.61% 0.0166 -0.0977)
OKLCH	oklch(23.61% 0.099 279.6)
XYZ	xyz(1.8792, 1.1678, 6.7816)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18134B #464B13

analogous

#132A4B #18134B #34134B

triadic

#18134B #4B1813 #134B18

tetradic

#18134B #4B132A #464B13 #134B34

square

#18134B #4B132A #464B13 #134B34

split-complementary

#18134B #4B3413 #2A4B13

monochromatic

#080618 #08071A #18134B #281F7C #372CAD

Accessibility & contrast

On white

17.02

#18134B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#18134B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18134B

17.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18134B	#FFFFFF	#000000	##FFFFFF
##18134B	1.00	17.02	1.23	17.02
#FFFFFF	17.02	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4D

Deuteranopia (green-blind)

#001A4A

Tritanopia (blue-blind)

#00222D

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #18134b;
/* rgb */ color: rgb(24, 19, 75);
/* oklch */ color: oklch(23.6% 0.099 279.6);

Tailwind

colors: {
  custom: {
    50: '#5c517e',
    500: '#18134b',
    950: '#000000',
  },
}

SCSS

$custom: #18134b;
$custom-light: #5c517e;
$custom-dark: #000000;

JSON

{
  "hex": "#18134b",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 75
  },
  "hsl": {
    "h": 245.357,
    "s": 59.574,
    "l": 18.431
  },
  "oklch": {
    "l": 0.23609,
    "c": 0.0991,
    "h": 279.6
  },
  "luminance": 0.01168
}

Semantic roles & 50–950 ramp

primary

#18134B

secondary

#7D8436

accent

#E345D5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #18134B

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

Preview Lab → · Contrast checker → · Palette generator →