#06183E#06183E

#06183E is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.2% C 0.077 H 262.4°. Best body text is #FFFFFF at 17.38:1 contrast (WCAG AA passes).

Color values

HEX	#06183E
RGB	rgb(6, 24, 62)
HSL	hsl(221, 82%, 13%)
HSV	hsv(221, 90%, 24%)
CMYK	cmyk(90.3%, 61.3%, 0%, 75.7%)
CIE-LAB	lab(9.32, 9.55, -26.46)
CIE-LCH	lch(9.32, 28.13, 289.85°)
OKLab	oklab(22.16% -0.0102 -0.0763)
OKLCH	oklch(22.16% 0.077 262.4)
XYZ	xyz(1.2709, 1.0396, 4.6902)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#06183E #3E2C06

analogous

#06343E #06183E #10063E

triadic

#06183E #3E0618 #183E06

tetradic

#06183E #3E0634 #3E2C06 #063E10

square

#06183E #3E0634 #3E2C06 #063E10

split-complementary

#06183E #3E1006 #343E06

monochromatic

#030B1C #030B1C #06183E #0B2E76 #1143AE

Accessibility & contrast

On white

17.38

#06183E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#06183E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #06183E

17.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##06183E	#FFFFFF	#000000	##FFFFFF
##06183E	1.00	17.38	1.21	17.38
#FFFFFF	17.38	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D3F

Deuteranopia (green-blind)

#00183D

Tritanopia (blue-blind)

#002128

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #06183e;
/* rgb */ color: rgb(6, 24, 62);
/* oklch */ color: oklch(22.2% 0.077 262.4);

Tailwind

colors: {
  custom: {
    50: '#505474',
    500: '#06183e',
    950: '#000000',
  },
}

SCSS

$custom: #06183e;
$custom-light: #505474;
$custom-dark: #000000;

JSON

{
  "hex": "#06183e",
  "rgb": {
    "r": 6,
    "g": 24,
    "b": 62
  },
  "hsl": {
    "h": 220.714,
    "s": 82.353,
    "l": 13.333
  },
  "oklch": {
    "l": 0.22157,
    "c": 0.07698,
    "h": 262.4
  },
  "luminance": 0.0104
}

Semantic roles & 50–950 ramp

primary

#06183E

secondary

#7E6022

accent

#B82FF9

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#020208

muted

#78787B

Preview Lab

Preview with #06183E

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

Preview Lab → · Contrast checker → · Palette generator →