#030309#030309

#030309 is a very dark, near-neutral blue. Relative luminance 0.001; OKLCH L 10.3% C 0.020 H 282.4°. Best body text is #FFFFFF at 20.57:1 contrast (WCAG AA passes).

Color values

HEX	#030309
RGB	rgb(3, 3, 9)
HSL	hsl(240, 50%, 2%)
HSV	hsv(240, 67%, 4%)
CMYK	cmyk(66.7%, 66.7%, 0%, 96.5%)
CIE-LAB	lab(0.94, 0.83, -2.27)
CIE-LCH	lch(0.94, 2.42, 290.17°)
OKLab	oklab(10.26% 0.0042 -0.0193)
OKLCH	oklch(10.26% 0.02 282.4)
XYZ	xyz(0.1194, 0.1042, 0.2722)
Luminance	0.0010 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030309 #090903

analogous

#030609 #030309 #060309

triadic

#030309 #090303 #030903

tetradic

#030309 #090306 #090903 #030906

square

#030309 #090306 #090903 #030906

split-complementary

#030309 #090603 #060903

monochromatic

#080817 #080817 #080817 #121237 #222265

Accessibility & contrast

On white

20.57

#030309 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.02

#030309 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030309

20.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030309	#FFFFFF	#000000	##FFFFFF
##030309	1.00	20.57	1.02	20.57
#FFFFFF	20.57	1.00	21.00	1.00
#000000	1.02	21.00	1.00	21.00
##FFFFFF	20.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#020409

Deuteranopia (green-blind)

#020309

Tritanopia (blue-blind)

#020405

Achromatopsia (no color)

#030303

Design tokens & code

CSS

--color: #030309;
/* rgb */ color: rgb(3, 3, 9);
/* oklch */ color: oklch(10.3% 0.020 282.4);

Tailwind

colors: {
  custom: {
    50: '#48484b',
    500: '#030309',
    950: '#000000',
  },
}

SCSS

$custom: #030309;
$custom-light: #48484b;
$custom-dark: #000000;

JSON

{
  "hex": "#030309",
  "rgb": {
    "r": 3,
    "g": 3,
    "b": 9
  },
  "hsl": {
    "h": 240,
    "s": 50,
    "l": 2.353
  },
  "oklch": {
    "l": 0.10263,
    "c": 0.01977,
    "h": 282.4
  },
  "luminance": 0.00104
}

Semantic roles & 50–950 ramp

primary

#030309

secondary

#464622

accent

#DA4EDA

background

#F4F4F4

surface

#E6E6E7

border

#C2C2C3

text

#000001

muted

#777777

Preview Lab

Preview with #030309

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

Preview Lab → · Contrast checker → · Palette generator →