#000A25
Closest named color: Dark Navy Blue (#00022E). oklch(15.4% 0.06 259.2), rgb(0, 10, 37).
Aa
White text reads best on this color (19.62:1).
About this color
#000A25 is a very dark, muted blue. In OKLCH its lightness is 15%, its chroma 0.060 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Navy Blue (#00022E), ΔE 0.032 away. White text reads best on it, at 19.62:1.
| Hue family | Blues |
| Lightness | very dark (15%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Dark Navy Blue (#00022E) |
| Black text | 1.07:1 |
| White text | 19.62:1 |
Values
| HEX | #000A25 |
| RGB | rgb(0, 10, 37) |
| HSL | hsl(224, 100%, 7%) |
| OKLCH | oklch(15.4% 0.06 259.2) |
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 #000A25 | 19.62:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #000A25 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #000A25 text on white | 19.62:1 | AAA | Lc 105.6 | Preferred for body text |
| #000A25 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EBF8
oklch(93.7% 0.02 257.5)
-
Step 200
200
#CADAF4
oklch(88.4% 0.04 260.1)
-
Step 300
300
#A5C2EF
oklch(80.8% 0.071 259.1)
-
Step 400
400
#75A1E8
oklch(70.7% 0.115 259.7)
-
Step 500
500
#5088E1
oklch(63.1% 0.147 259.3)
-
Step 600
600
#3470CF
oklch(55.6% 0.16 259.3)
-
Step 700
700
#265DB3
oklch(49% 0.149 259.3)
-
Step 800
800
#214D91
oklch(42.8% 0.122 259)
-
Step 900
900
#204073
oklch(37.6% 0.095 259.4)
-
Step 950
950 (this color)
#000A25
oklch(15.4% 0.06 259.2)
#000A25 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) | #000E26 | 0.014 |
| Deuteranopia (no green cones) | #000A24 | 0.002 |
| Tritanopia (no blue cones) | #001115 | 0.047 |
| Achromatopsia (no color) | #0B0B0B | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #000A25
#000A25
oklch(15.4% 0.06 259.2)
- #130A00
#130A00
oklch(15.4% 0.032 79.3)
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 #000A25, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Navy Blue #00022E ΔE 0.032
- Midnight #03012D ΔE 0.033
- Dark Navy #000435 ΔE 0.036
- Very Dark Blue #000133 ΔE 0.039
- Rich Navy #001219 ΔE 0.042
- Almost Black #070D0D ΔE 0.057
- Rich Black #0D1B2A ΔE 0.068
- Navy Blue #001146 ΔE 0.070
Use #000A25 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.