#050B1D
Closest named color: Rich Navy (#001219). oklch(15.5% 0.04 265.9), rgb(5, 11, 29).
Aa
White text reads best on this color (19.58:1).
About this color
#050B1D is a very dark, muted blue. In OKLCH its lightness is 15%, its chroma 0.040 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.031 away. White text reads best on it, at 19.58:1.
| Hue family | Blues |
| Lightness | very dark (15%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.07:1 |
| White text | 19.58:1 |
Values
| HEX | #050B1D |
| RGB | rgb(5, 11, 29) |
| HSL | hsl(225, 71%, 7%) |
| OKLCH | oklch(15.5% 0.04 265.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #050B1D | 19.58:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #050B1D | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #050B1D text on white | 19.58:1 | AAA | Lc 105.7 | Preferred for body text |
| #050B1D text on black | 1.07:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D1D9EB
oklch(88.5% 0.026 266.6)
-
Step 300
300
#B2C1E0
oklch(81% 0.047 264.9)
-
Step 400
400
#8AA0D1
oklch(70.7% 0.076 265.7)
-
Step 500
500
#6E88C5
oklch(63.2% 0.097 266)
-
Step 600
600
#5671B1
oklch(55.6% 0.105 265.8)
-
Step 700
700
#465E98
oklch(49% 0.098 265.9)
-
Step 800
800
#3A4D7B
oklch(42.7% 0.08 266.1)
-
Step 900
900
#324063
oklch(37.6% 0.063 266.8)
-
Step 950
950 (this color)
#050B1D
oklch(15.5% 0.04 265.9)
#050B1D with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #040D1E | 0.007 |
| Deuteranopia (no green cones) | #020B1D | 0.007 |
| Tritanopia (no blue cones) | #000F12 | 0.034 |
| Achromatopsia (no color) | #0C0C0C | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #050B1D
#050B1D
oklch(15.5% 0.04 265.9)
- #120B00
#120B00
oklch(15.5% 0.032 86.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #050B1D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.031
- Almost Black #070D0D ΔE 0.038
- Midnight #03012D ΔE 0.050
- Dark Navy Blue #00022E ΔE 0.051
- Dark Navy #000435 ΔE 0.056
- Very Dark Blue #000133 ΔE 0.059
- Rich Black #0D1B2A ΔE 0.064
- Navy Blue #001146 ΔE 0.083
Use #050B1D in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.