#06183D#06183D

#06183D is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.1% C 0.075 H 262.1°. Best body text is #FFFFFF at 17.42:1 contrast (WCAG AA passes).

Color values

HEX	#06183D
RGB	rgb(6, 24, 61)
HSL	hsl(220, 82%, 13%)
HSV	hsv(220, 90%, 24%)
CMYK	cmyk(90.2%, 60.7%, 0%, 76.1%)
CIE-LAB	lab(9.23, 9.08, -25.89)
CIE-LCH	lch(9.23, 27.43, 289.32°)
OKLab	oklab(22.06% -0.0103 -0.0746)
OKLCH	oklch(22.06% 0.075 262.1)
XYZ	xyz(1.2437, 1.0288, 4.5470)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#06183D #3D2B06

analogous

#06333D #06183D #0F063D

triadic

#06183D #3D0618 #183D06

tetradic

#06183D #3D0633 #3D2B06 #063D0F

square

#06183D #3D0633 #3D2B06 #063D0F

split-complementary

#06183D #3D0F06 #333D06

monochromatic

#030B1C #030B1C #06183D #0B2E75 #1144AC

Accessibility & contrast

On white

17.42

#06183D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#06183D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #06183D

17.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##06183D	#FFFFFF	#000000	##FFFFFF
##06183D	1.00	17.42	1.21	17.42
#FFFFFF	17.42	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011D3E

Deuteranopia (green-blind)

#00183C

Tritanopia (blue-blind)

#002127

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #06183d;
/* rgb */ color: rgb(6, 24, 61);
/* oklch */ color: oklch(22.1% 0.075 262.1);

Tailwind

colors: {
  custom: {
    50: '#505473',
    500: '#06183d',
    950: '#000000',
  },
}

SCSS

$custom: #06183d;
$custom-light: #505473;
$custom-dark: #000000;

JSON

{
  "hex": "#06183d",
  "rgb": {
    "r": 6,
    "g": 24,
    "b": 61
  },
  "hsl": {
    "h": 220.364,
    "s": 82.09,
    "l": 13.137
  },
  "oklch": {
    "l": 0.22061,
    "c": 0.07534,
    "h": 262.1
  },
  "luminance": 0.01029
}

Semantic roles & 50–950 ramp

primary

#06183D

secondary

#7D5F22

accent

#B72FF8

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#020208

muted

#78787B

Preview Lab

Preview with #06183D

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

Preview Lab → · Contrast checker → · Palette generator →