#06183C#06183C

#06183C is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.0% C 0.074 H 261.8°. Best body text is #FFFFFF at 17.45:1 contrast (WCAG AA passes).

Color values

HEX	#06183C
RGB	rgb(6, 24, 60)
HSL	hsl(220, 82%, 13%)
HSV	hsv(220, 90%, 24%)
CMYK	cmyk(90%, 60%, 0%, 76.5%)
CIE-LAB	lab(9.14, 8.61, -25.32)
CIE-LCH	lch(9.14, 26.74, 288.78°)
OKLab	oklab(21.97% -0.0104 -0.0729)
OKLCH	oklch(21.97% 0.074 261.8)
XYZ	xyz(1.2171, 1.0181, 4.4065)
Luminance	0.0102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#06183C #3C2A06

analogous

#06333C #06183C #0F063C

triadic

#06183C #3C0618 #183C06

tetradic

#06183C #3C0633 #3C2A06 #063C0F

square

#06183C #3C0633 #3C2A06 #063C0F

split-complementary

#06183C #3C0F06 #333C06

monochromatic

#030B1C #030B1C #06183C #0C2E74 #1145AB

Accessibility & contrast

On white

17.45

#06183C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#06183C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #06183C

17.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##06183C	#FFFFFF	#000000	##FFFFFF
##06183C	1.00	17.45	1.20	17.45
#FFFFFF	17.45	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#021C3D

Deuteranopia (green-blind)

#00173B

Tritanopia (blue-blind)

#002127

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #06183c;
/* rgb */ color: rgb(6, 24, 60);
/* oklch */ color: oklch(22.0% 0.074 261.8);

Tailwind

colors: {
  custom: {
    50: '#505472',
    500: '#06183c',
    950: '#000000',
  },
}

SCSS

$custom: #06183c;
$custom-light: #505472;
$custom-dark: #000000;

JSON

{
  "hex": "#06183c",
  "rgb": {
    "r": 6,
    "g": 24,
    "b": 60
  },
  "hsl": {
    "h": 220,
    "s": 81.818,
    "l": 12.941
  },
  "oklch": {
    "l": 0.21967,
    "c": 0.07369,
    "h": 261.8
  },
  "luminance": 0.01018
}

Semantic roles & 50–950 ramp

primary

#06183C

secondary

#7C5E22

accent

#B530F8

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020208

muted

#78787B

Preview Lab

Preview with #06183C

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

Preview Lab → · Contrast checker → · Palette generator →