#050F23#050F23

#050F23 is a very dark, muted blue. Relative luminance 0.005; OKLCH L 17.2% C 0.045 H 261.3°. Best body text is #FFFFFF at 19.11:1 contrast (WCAG AA passes).

Color values

HEX	#050F23
RGB	rgb(5, 15, 35)
HSL	hsl(220, 75%, 8%)
HSV	hsv(220, 86%, 14%)
CMYK	cmyk(85.7%, 57.1%, 0%, 86.3%)
CIE-LAB	lab(4.47, 2.70, -14.26)
CIE-LCH	lch(4.47, 14.52, 280.74°)
OKLab	oklab(17.17% -0.0068 -0.0442)
OKLCH	oklch(17.17% 0.045 261.3)
XYZ	xyz(0.5367, 0.4952, 1.6571)
Luminance	0.0050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050F23 #231905

analogous

#051E23 #050F23 #0A0523

triadic

#050F23 #23050F #0F2305

tetradic

#050F23 #23051E #231905 #05230A

square

#050F23 #23051E #231905 #05230A

split-complementary

#050F23 #230A05 #1E2305

monochromatic

#040B1B #040B1B #050F23 #0D2659 #143D8E

Accessibility & contrast

On white

19.11

#050F23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#050F23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050F23

19.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050F23	#FFFFFF	#000000	##FFFFFF
##050F23	1.00	19.11	1.10	19.11
#FFFFFF	19.11	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#061124

Deuteranopia (green-blind)

#030E23

Tritanopia (blue-blind)

#001417

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #050f23;
/* rgb */ color: rgb(5, 15, 35);
/* oklch */ color: oklch(17.2% 0.045 261.3);

Tailwind

colors: {
  custom: {
    50: '#494e5e',
    500: '#050f23',
    950: '#000000',
  },
}

SCSS

$custom: #050f23;
$custom-light: #494e5e;
$custom-dark: #000000;

JSON

{
  "hex": "#050f23",
  "rgb": {
    "r": 5,
    "g": 15,
    "b": 35
  },
  "hsl": {
    "h": 220,
    "s": 75,
    "l": 7.843
  },
  "oklch": {
    "l": 0.17167,
    "c": 0.04473,
    "h": 261.3
  },
  "luminance": 0.00495
}

Semantic roles & 50–950 ramp

primary

#050F23

secondary

#644D1F

accent

#B336F2

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010104

muted

#777779

Preview Lab

Preview with #050F23

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

Preview Lab → · Contrast checker → · Palette generator →