#02143D
Closest named color: Navy Blue (#001146). oklch(20.8% 0.083 261.7), rgb(2, 20, 61).
Aa
White text reads best on this color (17.94:1).
About this color
#02143D is a very dark, moderately saturated blue. In OKLCH its lightness is 21%, its chroma 0.083 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Navy Blue (#001146), ΔE 0.019 away. White text reads best on it, at 17.94:1.
| Hue family | Blues |
| Lightness | very dark (21%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Navy Blue (#001146) |
| Black text | 1.17:1 |
| White text | 17.94:1 |
Values
| HEX | #02143D |
| RGB | rgb(2, 20, 61) |
| HSL | hsl(222, 94%, 12%) |
| OKLCH | oklch(20.8% 0.083 261.7) |
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 #02143D | 17.94:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #02143D | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #02143D text on white | 17.94:1 | AAA | Lc 104.4 | Preferred for body text |
| #02143D text on black | 1.17:1 | 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
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFE
oklch(93.6% 0.029 264.4)
-
Step 200
200
#C6DAFE
oklch(88.5% 0.054 262.2)
-
Step 300
300
#9FC1FF
oklch(80.9% 0.096 262.2)
-
Step 400
400
#6A9EFF
oklch(70.6% 0.153 261.9)
-
Step 500
500
#4082FF
oklch(63.1% 0.198 261.6)
-
Step 600
600
#1E67F0
oklch(55.6% 0.218 261.6)
-
Step 700
700
#1154D1
oklch(49.1% 0.203 261.7)
-
Step 800
800
#1146A9
oklch(42.7% 0.168 261.6)
-
Step 900
900
#163C86
oklch(37.7% 0.132 261.9)
-
Step 950
950 (this color)
#02143D
oklch(20.8% 0.083 261.7)
#02143D 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) | #001A3E | 0.018 |
| Deuteranopia (no green cones) | #00143C | 0.004 |
| Tritanopia (no blue cones) | #001F26 | 0.064 |
| Achromatopsia (no color) | #171717 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #02143D
#02143D
oklch(20.8% 0.083 261.7)
- #221500
#221500
oklch(20.8% 0.043 79.6)
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 #02143D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Blue #001146 ΔE 0.019
- Night Blue #040348 ΔE 0.042
- Rich Black #0D1B2A ΔE 0.050
- Dark Navy #000435 ΔE 0.050
- Very Dark Blue #000133 ΔE 0.062
- Dark Indigo #1F0954 ΔE 0.065
- Dark Navy Blue #00022E ΔE 0.066
- Midnight #03012D ΔE 0.068
Use #02143D 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.