#010519#010519

#010519 is a very dark, muted blue. Relative luminance 0.002; OKLCH L 12.5% C 0.048 H 263.7°. Best body text is #FFFFFF at 20.25:1 contrast (WCAG AA passes).

Color values

HEX	#010519
RGB	rgb(1, 5, 25)
HSL	hsl(230, 92%, 5%)
HSV	hsv(230, 96%, 10%)
CMYK	cmyk(96%, 80%, 0%, 90.2%)
CIE-LAB	lab(1.67, 2.71, -10.60)
CIE-LCH	lch(1.67, 10.94, 284.35°)
OKLab	oklab(12.53% -0.0053 -0.0477)
OKLCH	oklch(12.53% 0.048 263.7)
XYZ	xyz(0.2422, 0.1852, 0.9425)
Luminance	0.0019 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010519 #191501

analogous

#011119 #010519 #090119

triadic

#010519 #190105 #051901

tetradic

#010519 #190111 #191501 #011909

square

#010519 #190111 #191501 #011909

split-complementary

#010519 #190901 #111901

monochromatic

#01061D #01061D #01061D #031154 #061D8F

Accessibility & contrast

On white

20.25

#010519 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#010519 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010519

20.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010519	#FFFFFF	#000000	##FFFFFF
##010519	1.00	20.25	1.04	20.25
#FFFFFF	20.25	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00071A

Deuteranopia (green-blind)

#000519

Tritanopia (blue-blind)

#00090D

Achromatopsia (no color)

#060606

Design tokens & code

CSS

--color: #010519;
/* rgb */ color: rgb(1, 5, 25);
/* oklch */ color: oklch(12.5% 0.048 263.7);

Tailwind

colors: {
  custom: {
    50: '#474955',
    500: '#010519',
    950: '#000000',
  },
}

SCSS

$custom: #010519;
$custom-light: #474955;
$custom-dark: #000000;

JSON

{
  "hex": "#010519",
  "rgb": {
    "r": 1,
    "g": 5,
    "b": 25
  },
  "hsl": {
    "h": 230,
    "s": 92.308,
    "l": 5.098
  },
  "oklch": {
    "l": 0.12529,
    "c": 0.048,
    "h": 263.7
  },
  "luminance": 0.00185
}

Semantic roles & 50–950 ramp

primary

#010519

secondary

#615415

accent

#DB29FF

background

#F3F4F4

surface

#E5E6E7

border

#C1C2C3

text

#000003

muted

#777778

Preview Lab

Preview with #010519

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

Preview Lab → · Contrast checker → · Palette generator →