#050917
Closest named color: Almost Black (#070D0D). oklch(14.4% 0.032 267.5), rgb(5, 9, 23).
Aa
White text reads best on this color (19.85:1).
About this color
#050917 is a very dark, muted blue. In OKLCH its lightness is 14%, its chroma 0.032 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.031 away. White text reads best on it, at 19.85:1.
| Hue family | Blues |
| Lightness | very dark (14%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.05:1 |
| White text | 19.85:1 |
Values
| HEX | #050917 |
| RGB | rgb(5, 9, 23) |
| HSL | hsl(227, 64%, 5%) |
| OKLCH | oklch(14.4% 0.032 267.5) |
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 #050917 | 19.85:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #050917 | 1.05:1 | Fails | Lc 0.0 | Not readable |
| #050917 text on white | 19.85:1 | AAA | Lc 105.8 | Preferred for body text |
| #050917 text on black | 1.05:1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF1
oklch(93.7% 0.01 267.4)
-
Step 200
200
#D3D9E7
oklch(88.5% 0.02 267.3)
-
Step 300
300
#B6C0DA
oklch(80.8% 0.038 268.8)
-
Step 400
400
#90A0C7
oklch(70.7% 0.06 267.4)
-
Step 500
500
#7588B9
oklch(63.1% 0.077 267.8)
-
Step 600
600
#5E71A5
oklch(55.5% 0.084 268.3)
-
Step 700
700
#4D5F8D
oklch(49.1% 0.077 267.2)
-
Step 800
800
#3F4E73
oklch(42.8% 0.065 266.8)
-
Step 900
900
#36415D
oklch(37.8% 0.05 267.5)
-
Step 950
950 (this color)
#050917
oklch(14.4% 0.032 267.5)
#050917 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) | #040A18 | 0.004 |
| Deuteranopia (no green cones) | #030917 | 0.005 |
| Tritanopia (no blue cones) | #010C0E | 0.028 |
| Achromatopsia (no color) | #0A0A0A | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #050917
#050917
oklch(14.4% 0.032 267.5)
- #0F0900
#0F0900
oklch(14.4% 0.029 88.1)
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 #050917, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.031
- Rich Navy #001219 ΔE 0.035
- Midnight #03012D ΔE 0.056
- Dark Navy Blue #00022E ΔE 0.058
- Dark Navy #000435 ΔE 0.066
- Very Dark Blue #000133 ΔE 0.067
- Rich Black #0D1B2A ΔE 0.075
- Very Dark Brown #1D0200 ΔE 0.078
Use #050917 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.