#01286D
Closest named color: Marine (#042E60). oklch(30.4% 0.127 260.8), rgb(1, 40, 109).
Aa
White text reads best on this color (13.76:1).
About this color
#01286D is a dark, moderately saturated blue. In OKLCH its lightness is 30%, its chroma 0.127 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.030 away. White text reads best on it, at 13.76:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.127) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.52:1 |
| White text | 13.76:1 |
Values
| HEX | #01286D |
| RGB | rgb(1, 40, 109) |
| HSL | hsl(218, 98%, 22%) |
| OKLCH | oklch(30.4% 0.127 260.8) |
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 #01286D | 13.76:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #01286D | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #01286D text on white | 13.76:1 | AAA | Lc 99.7 | Preferred for body text |
| #01286D text on black | 1.52:1 | 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
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DEEBFF
oklch(93.6% 0.031 258.9)
-
Step 200
200
#C4DAFF
oklch(88.4% 0.057 260.8)
-
Step 300
300
#9DC2FF
oklch(81% 0.096 260.2)
-
Step 400
400
#689FFF
oklch(70.7% 0.153 260.8)
-
Step 500
500
#3C83FF
oklch(63.2% 0.198 260.7)
-
Step 600
600
#0064FA
oklch(55.5% 0.237 260.8)
-
Step 700
700
#0054D4
oklch(49.1% 0.209 260.7)
-
Step 800
800
#0044B0
oklch(42.7% 0.182 260.8)
-
Step 900
900
#003895
oklch(37.7% 0.162 260.9)
-
Step 950
950 (this color)
#01286D
oklch(30.4% 0.127 260.8)
#01286D 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) | #00326F | 0.028 |
| Deuteranopia (no green cones) | #00286C | 0.002 |
| Tritanopia (no blue cones) | #003A46 | 0.096 |
| Achromatopsia (no color) | #2D2D2D | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01286D
#01286D
oklch(30.4% 0.127 260.8)
- #3F2B00
#3F2B00
oklch(30.5% 0.063 81.1)
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 #01286D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.030
- Midnight Blue #191970 ΔE 0.036
- Marine Blue #01386A ΔE 0.047
- Prussian Blue #1D3557 ΔE 0.064
- Dark Royal Blue #02066F ΔE 0.065
- Deep Blue #040273 ΔE 0.067
- Royal #0C1793 ΔE 0.069
- Navy #000080 ΔE 0.069
Use #01286D 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.