#051364
Closest named color: Darkblue (#030764). oklch(25.4% 0.14 265.8), rgb(5, 19, 100).
Aa
White text reads best on this color (16.35:1).
About this color
#051364 is a dark, moderately saturated blue. In OKLCH its lightness is 25%, its chroma 0.140 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Darkblue (#030764), ΔE 0.020 away. White text reads best on it, at 16.35:1.
| Hue family | Blues |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.140) |
| Temperature | cool |
| Nearest name | Darkblue (#030764) |
| Black text | 1.28:1 |
| White text | 16.35:1 |
Values
| HEX | #051364 |
| RGB | rgb(5, 19, 100) |
| HSL | hsl(231, 90%, 21%) |
| OKLCH | oklch(25.4% 0.14 265.8) |
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 #051364 | 16.35:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #051364 | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #051364 text on white | 16.35:1 | AAA | Lc 102.5 | Preferred for body text |
| #051364 text on black | 1.28:1 | 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E0EAFF
oklch(93.6% 0.03 265.3)
-
Step 200
200
#C8D9FF
oklch(88.5% 0.056 266.2)
-
Step 300
300
#A4C0FF
oklch(81% 0.095 265.8)
-
Step 400
400
#739CFF
oklch(70.7% 0.152 265.7)
-
Step 500
500
#507FFF
oklch(63.1% 0.197 265.8)
-
Step 600
600
#2F5DFF
oklch(55.5% 0.245 265.9)
-
Step 700
700
#1935FF
oklch(49.1% 0.287 265.8)
-
Step 800
800
#130FE6
oklch(42.7% 0.283 265.8)
-
Step 900
900
#0E22B3
oklch(37.6% 0.22 265.8)
-
Step 950
950 (this color)
#051364
oklch(25.4% 0.14 265.8)
#051364 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) | #002466 | 0.039 |
| Deuteranopia (no green cones) | #001B63 | 0.016 |
| Tritanopia (no blue cones) | #002C3B | 0.106 |
| Achromatopsia (no color) | #202020 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #051364
#051364
oklch(25.4% 0.14 265.8)
- #2E2000
#2E2000
oklch(25.4% 0.052 84.7)
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 #051364, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Darkblue #030764 ΔE 0.020
- Dark Royal Blue #02066F ΔE 0.025
- Deep Blue #040273 ΔE 0.032
- Midnight Blue #191970 ΔE 0.038
- Navy #000080 ΔE 0.051
- Dark Indigo #1F0954 ΔE 0.052
- Navy Blue #001146 ΔE 0.058
- Night Blue #040348 ΔE 0.067
Use #051364 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.