#010315#010315

#010315 is a very dark, muted blue. Relative luminance 0.001; OKLCH L 11.1% C 0.046 H 266.9°. Best body text is #FFFFFF at 20.48:1 contrast (WCAG AA passes).

Color values

HEX	#010315
RGB	rgb(1, 3, 21)
HSL	hsl(234, 91%, 4%)
HSV	hsv(234, 95%, 8%)
CMYK	cmyk(95.2%, 85.7%, 0%, 91.8%)
CIE-LAB	lab(1.14, 2.50, -8.40)
CIE-LCH	lch(1.14, 8.76, 286.55°)
OKLab	oklab(11.1% -0.0025 -0.0464)
OKLCH	oklch(11.1% 0.046 266.9)
XYZ	xyz(0.1804, 0.1257, 0.7241)
Luminance	0.0013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010315 #151301

analogous

#010D15 #010315 #090115

triadic

#010315 #150103 #031501

tetradic

#010315 #15010D #151301 #011509

square

#010315 #15010D #151301 #011509

split-complementary

#010315 #150901 #0D1501

monochromatic

#01041D #01041D #01041D #040B4F #07148A

Accessibility & contrast

On white

20.48

#010315 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#010315 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010315

20.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010315	#FFFFFF	#000000	##FFFFFF
##010315	1.00	20.48	1.03	20.48
#FFFFFF	20.48	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000516

Deuteranopia (green-blind)

#000315

Tritanopia (blue-blind)

#00060A

Achromatopsia (no color)

#040404

Design tokens & code

CSS

--color: #010315;
/* rgb */ color: rgb(1, 3, 21);
/* oklch */ color: oklch(11.1% 0.046 266.9);

Tailwind

colors: {
  custom: {
    50: '#474852',
    500: '#010315',
    950: '#000000',
  },
}

SCSS

$custom: #010315;
$custom-light: #474852;
$custom-dark: #000000;

JSON

{
  "hex": "#010315",
  "rgb": {
    "r": 1,
    "g": 3,
    "b": 21
  },
  "hsl": {
    "h": 234,
    "s": 90.909,
    "l": 4.314
  },
  "oklch": {
    "l": 0.11098,
    "c": 0.04644,
    "h": 266.9
  },
  "luminance": 0.00126
}

Semantic roles & 50–950 ramp

primary

#010315

secondary

#5D5615

accent

#EA29FF

background

#F3F4F4

surface

#E5E6E7

border

#C1C2C3

text

#000002

muted

#777778

Preview Lab

Preview with #010315

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

Preview Lab → · Contrast checker → · Palette generator →