#020B23#020B23

#020B23 is a very dark, muted blue. Relative luminance 0.004; OKLCH L 15.7% C 0.053 H 261.5°. Best body text is #FFFFFF at 19.54:1 contrast (WCAG AA passes).

Color values

HEX	#020B23
RGB	rgb(2, 11, 35)
HSL	hsl(224, 89%, 7%)
HSV	hsv(224, 94%, 14%)
CMYK	cmyk(94.3%, 68.6%, 0%, 86.3%)
CIE-LAB	lab(3.37, 3.81, -15.97)
CIE-LCH	lch(3.37, 16.42, 283.42°)
OKLab	oklab(15.73% -0.0079 -0.0529)
OKLCH	oklch(15.73% 0.053 261.5)
XYZ	xyz(0.4480, 0.3735, 1.6383)
Luminance	0.0037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 8.37

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#020B23 #231A02

analogous

#021C23 #020B23 #090223

triadic

#020B23 #23020B #0B2302

tetradic

#020B23 #23021C #231A02 #022309

square

#020B23 #23021C #231A02 #022309

split-complementary

#020B23 #230902 #1C2302

monochromatic

#02091D #02091D #020B23 #051D5D #092F97

Accessibility & contrast

On white

19.54

#020B23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#020B23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #020B23

19.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##020B23	#FFFFFF	#000000	##FFFFFF
##020B23	1.00	19.54	1.07	19.54
#FFFFFF	19.54	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#010E24

Deuteranopia (green-blind)

#000B23

Tritanopia (blue-blind)

#001115

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #020b23;
/* rgb */ color: rgb(2, 11, 35);
/* oklch */ color: oklch(15.7% 0.053 261.5);

Tailwind

colors: {
  custom: {
    50: '#474c5e',
    500: '#020b23',
    950: '#000000',
  },
}

SCSS

$custom: #020b23;
$custom-light: #474c5e;
$custom-dark: #000000;

JSON

{
  "hex": "#020b23",
  "rgb": {
    "r": 2,
    "g": 11,
    "b": 35
  },
  "hsl": {
    "h": 223.636,
    "s": 89.189,
    "l": 7.255
  },
  "oklch": {
    "l": 0.15729,
    "c": 0.05345,
    "h": 261.5
  },
  "luminance": 0.00374
}

Semantic roles & 50–950 ramp

primary

#020B23

secondary

#695318

accent

#C529FF

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000104

muted

#777779

Preview Lab

Preview with #020B23

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

Preview Lab → · Contrast checker → · Palette generator →