#00071F
Closest named color: Dark Navy Blue (#00022E). oklch(13.8% 0.056 259.7), rgb(0, 7, 31).
Aa
White text reads best on this color (19.99:1).
About this color
#00071F is a very dark, muted blue. In OKLCH its lightness is 14%, its chroma 0.056 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Navy Blue (#00022E), ΔE 0.035 away. White text reads best on it, at 19.99:1.
| Hue family | Blues |
| Lightness | very dark (14%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Dark Navy Blue (#00022E) |
| Black text | 1.05:1 |
| White text | 19.99:1 |
Values
| HEX | #00071F |
| RGB | rgb(0, 7, 31) |
| HSL | hsl(226, 100%, 6%) |
| OKLCH | oklch(13.8% 0.056 259.7) |
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 #00071F | 19.99:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #00071F | 1.05:1 | Fails | Lc 0.0 | Not readable |
| #00071F text on white | 19.99:1 | AAA | Lc 105.8 | Preferred for body text |
| #00071F 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CBDAF2
oklch(88.5% 0.037 259.8)
-
Step 300
300
#A8C2EC
oklch(80.9% 0.066 259.9)
-
Step 400
400
#79A1E2
oklch(70.6% 0.106 259.8)
-
Step 500
500
#5789DA
oklch(63.2% 0.134 259.6)
-
Step 600
600
#3C71C7
oklch(55.6% 0.145 259.6)
-
Step 700
700
#2E5EAC
oklch(49.1% 0.135 259.7)
-
Step 800
800
#274D8C
oklch(42.7% 0.113 259.9)
-
Step 900
900
#244170
oklch(37.8% 0.088 259.6)
-
Step 950
950 (this color)
#00071F
oklch(13.8% 0.056 259.7)
#00071F 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) | #000A20 | 0.012 |
| Deuteranopia (no green cones) | #00071F | 0.000 |
| Tritanopia (no blue cones) | #000D11 | 0.042 |
| Achromatopsia (no color) | #080808 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00071F
#00071F
oklch(13.8% 0.056 259.7)
- #0F0700
#0F0700
oklch(13.7% 0.029 77.4)
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 #00071F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Navy Blue #00022E ΔE 0.035
- Midnight #03012D ΔE 0.035
- Very Dark Blue #000133 ΔE 0.044
- Dark Navy #000435 ΔE 0.046
- Rich Navy #001219 ΔE 0.047
- Almost Black #070D0D ΔE 0.054
- Rich Black #0D1B2A ΔE 0.082
- Night Blue #040348 ΔE 0.083
Use #00071F 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.