#00050F
Closest named color: Almost Black (#070D0D). oklch(11.3% 0.031 248.9), rgb(0, 5, 15).
Aa
White text reads best on this color (20.41:1).
About this color
#00050F is a very dark, muted blue. In OKLCH its lightness is 11%, its chroma 0.031 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.048 away. White text reads best on it, at 20.41:1.
| Hue family | Blues |
| Lightness | very dark (11%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.02:1 |
| White text | 20.41:1 |
Values
| HEX | #00050F |
| RGB | rgb(0, 5, 15) |
| HSL | hsl(220, 100%, 3%) |
| OKLCH | oklch(11.3% 0.031 248.9) |
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 #00050F | 20.41:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #00050F | 1.02:1 | Fails | Lc 0.0 | Not readable |
| #00050F text on white | 20.41:1 | AAA | Lc 106.0 | Preferred for body text |
| #00050F text on black | 1.02:1 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EBF1
oklch(93.7% 0.01 247.9)
-
Step 200
200
#CFDBE6
oklch(88.6% 0.02 245.7)
-
Step 300
300
#AFC3D8
oklch(80.9% 0.037 249.6)
-
Step 400
400
#84A4C4
oklch(70.6% 0.059 248.7)
-
Step 500
500
#658DB5
oklch(63% 0.075 249.1)
-
Step 600
600
#4C77A1
oklch(55.6% 0.081 248.9)
-
Step 700
700
#3D648A
oklch(49.1% 0.076 249)
-
Step 800
800
#335270
oklch(42.8% 0.062 248.7)
-
Step 900
900
#2D445B
oklch(37.8% 0.049 249.2)
-
Step 950
950 (this color)
#00050F
oklch(11.3% 0.031 248.9)
#00050F 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) | #02050F | 0.009 |
| Deuteranopia (no green cones) | #01040F | 0.007 |
| Tritanopia (no blue cones) | #000708 | 0.023 |
| Achromatopsia (no color) | #050505 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00050F
#00050F
oklch(11.3% 0.031 248.9)
- #0A0300
#0A0300
oklch(11.1% 0.025 62.5)
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 #00050F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.048
- Rich Navy #001219 ΔE 0.058
- Midnight #03012D ΔE 0.067
- Dark Navy Blue #00022E ΔE 0.068
- Very Dark Blue #000133 ΔE 0.078
- Dark Navy #000435 ΔE 0.081
- Very Dark Brown #1D0200 ΔE 0.090
- Rich Black #0D1B2A ΔE 0.105
Use #00050F 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.