#18113F#18113F

#18113F is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.0% C 0.084 H 284.1°. Best body text is #FFFFFF at 17.64:1 contrast (WCAG AA passes).

Color values

HEX	#18113F
RGB	rgb(24, 17, 63)
HSL	hsl(249, 58%, 16%)
HSV	hsv(249, 73%, 25%)
CMYK	cmyk(61.9%, 73%, 0%, 75.3%)
CIE-LAB	lab(8.60, 18.65, -28.28)
CIE-LCH	lch(8.60, 33.87, 303.41°)
OKLab	oklab(22% 0.0204 -0.0812)
OKLCH	oklch(22% 0.084 284.1)
XYZ	xyz(1.4741, 0.9539, 4.8081)
Luminance	0.0095 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 4.35

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18113F #383F11

analogous

#11213F #18113F #2F113F

triadic

#18113F #3F1811 #113F18

tetradic

#18113F #3F1121 #383F11 #113F2F

square

#18113F #3F1121 #383F11 #113F2F

split-complementary

#18113F #3F2F11 #213F11

monochromatic

#090718 #090718 #18113F #2A1E6F #3D2B9F

Accessibility & contrast

On white

17.64

#18113F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#18113F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18113F

17.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18113F	#FFFFFF	#000000	##FFFFFF
##18113F	1.00	17.64	1.19	17.64
#FFFFFF	17.64	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A40

Deuteranopia (green-blind)

#00173E

Tritanopia (blue-blind)

#071C26

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #18113f;
/* rgb */ color: rgb(24, 17, 63);
/* oklch */ color: oklch(22.0% 0.084 284.1);

Tailwind

colors: {
  custom: {
    50: '#5a4f74',
    500: '#18113f',
    950: '#000000',
  },
}

SCSS

$custom: #18113f;
$custom-light: #5a4f74;
$custom-dark: #000000;

JSON

{
  "hex": "#18113f",
  "rgb": {
    "r": 24,
    "g": 17,
    "b": 63
  },
  "hsl": {
    "h": 249.13,
    "s": 57.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.21996,
    "c": 0.08371,
    "h": 284.1
  },
  "luminance": 0.00954
}

Semantic roles & 50–950 ramp

primary

#18113F

secondary

#6E7833

accent

#E147C9

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040208

muted

#79787B

Preview Lab

Preview with #18113F

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

Preview Lab → · Contrast checker → · Palette generator →