#010517#010517

#010517 is a very dark, muted blue. Relative luminance 0.002; OKLCH L 12.3% C 0.044 H 262.9°. Best body text is #FFFFFF at 20.28:1 contrast (WCAG AA passes).

Color values

HEX	#010517
RGB	rgb(1, 5, 23)
HSL	hsl(229, 92%, 5%)
HSV	hsv(229, 96%, 9%)
CMYK	cmyk(95.7%, 78.3%, 0%, 91%)
CIE-LAB	lab(1.60, 2.19, -9.16)
CIE-LCH	lch(1.60, 9.42, 283.42°)
OKLab	oklab(12.3% -0.0055 -0.0439)
OKLCH	oklch(12.3% 0.044 262.9)
XYZ	xyz(0.2214, 0.1768, 0.8329)
Luminance	0.0018 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010517 #171301

analogous

#011017 #010517 #080117

triadic

#010517 #170105 #051701

tetradic

#010517 #170110 #171301 #011708

square

#010517 #170110 #171301 #011708

split-complementary

#010517 #170801 #101701

monochromatic

#01061D #01061D #01061D #041252 #061E8C

Accessibility & contrast

On white

20.28

#010517 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#010517 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010517

20.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010517	#FFFFFF	#000000	##FFFFFF
##010517	1.00	20.28	1.04	20.28
#FFFFFF	20.28	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000718

Deuteranopia (green-blind)

#000517

Tritanopia (blue-blind)

#00090C

Achromatopsia (no color)

#060606

Design tokens & code

CSS

--color: #010517;
/* rgb */ color: rgb(1, 5, 23);
/* oklch */ color: oklch(12.3% 0.044 262.9);

Tailwind

colors: {
  custom: {
    50: '#474953',
    500: '#010517',
    950: '#000000',
  },
}

SCSS

$custom: #010517;
$custom-light: #474953;
$custom-dark: #000000;

JSON

{
  "hex": "#010517",
  "rgb": {
    "r": 1,
    "g": 5,
    "b": 23
  },
  "hsl": {
    "h": 229.091,
    "s": 91.667,
    "l": 4.706
  },
  "oklch": {
    "l": 0.12298,
    "c": 0.04427,
    "h": 262.9
  },
  "luminance": 0.00177
}

Semantic roles & 50–950 ramp

primary

#010517

secondary

#5F5215

accent

#D829FF

background

#F3F4F4

surface

#E5E6E7

border

#C1C2C3

text

#000002

muted

#777778

Preview Lab

Preview with #010517

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

Preview Lab → · Contrast checker → · Palette generator →