#00061B#00061B

#00061B is a very dark, muted blue. Relative luminance 0.002; OKLCH L 13.0% C 0.051 H 259.1°. Best body text is #FFFFFF at 20.16:1 contrast (WCAG AA passes).

Color values

HEX	#00061B
RGB	rgb(0, 6, 27)
HSL	hsl(227, 100%, 5%)
HSV	hsv(227, 100%, 11%)
CMYK	cmyk(100%, 77.8%, 0%, 89.4%)
CIE-LAB	lab(1.89, 2.62, -11.90)
CIE-LCH	lch(1.89, 12.19, 282.42°)
OKLab	oklab(13% -0.0096 -0.0497)
OKLCH	oklch(13% 0.051 259.1)
XYZ	xyz(0.2629, 0.2093, 1.0632)
Luminance	0.0021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#00061B #1B1500

analogous

#00131B #00061B #07001B

triadic

#00061B #1B0006 #061B00

tetradic

#00061B #1B0013 #1B1500 #001B07

square

#00061B #1B0013 #1B1500 #001B07

split-complementary

#00061B #1B0700 #131B00

monochromatic

#00071F #00071F #00071F #001458 #002195

Accessibility & contrast

On white

20.16

#00061B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#00061B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #00061B

20.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##00061B	#FFFFFF	#000000	##FFFFFF
##00061B	1.00	20.16	1.04	20.16
#FFFFFF	20.16	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00081C

Deuteranopia (green-blind)

#00061B

Tritanopia (blue-blind)

#000B0F

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #00061b;
/* rgb */ color: rgb(0, 6, 27);
/* oklch */ color: oklch(13.0% 0.051 259.1);

Tailwind

colors: {
  custom: {
    50: '#464957',
    500: '#00061b',
    950: '#000000',
  },
}

SCSS

$custom: #00061b;
$custom-light: #464957;
$custom-dark: #000000;

JSON

{
  "hex": "#00061b",
  "rgb": {
    "r": 0,
    "g": 6,
    "b": 27
  },
  "hsl": {
    "h": 226.667,
    "s": 100,
    "l": 5.294
  },
  "oklch": {
    "l": 0.13001,
    "c": 0.05059,
    "h": 259.1
  },
  "luminance": 0.00209
}

Semantic roles & 50–950 ramp

primary

#00061B

secondary

#655312

accent

#CF29FF

background

#F3F4F5

surface

#E5E6E9

border

#C1C2C5

text

#000003

muted

#767778

Preview Lab

Preview with #00061B

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

Preview Lab → · Contrast checker → · Palette generator →