#01406D
Closest named color: Twilight Blue (#0A437A). oklch(36.2% 0.096 247.7), rgb(1, 64, 109).
Aa
White text reads best on this color (10.73:1).
About this color
#01406D is a dark, moderately saturated blue. In OKLCH its lightness is 36%, its chroma 0.096 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.024 away. White text reads best on it, at 10.73:1.
| Hue family | Blues |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 1.95:1 |
| White text | 10.73:1 |
Values
| HEX | #01406D |
| RGB | rgb(1, 64, 109) |
| HSL | hsl(205, 98%, 22%) |
| OKLCH | oklch(36.2% 0.096 247.7) |
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 #01406D | 10.73:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #01406D | 1.95:1 | Fails | Lc 9.6 | Not readable |
| #01406D text on white | 10.73:1 | AAA | Lc 94.4 | Preferred for body text |
| #01406D text on black | 1.95:1 | Fails | Lc -8.2 | 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 900.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#DFEBF7
oklch(93.5% 0.021 248.1)
-
Step 200
200
#C5DCF3
oklch(88.5% 0.04 248.3)
-
Step 300
300
#9CC5ED
oklch(80.8% 0.072 248.1)
-
Step 400
400
#62A6E5
oklch(70.6% 0.116 248)
-
Step 500
500
#2D8FDD
oklch(63.2% 0.147 247.4)
-
Step 600
600
#0077C5
oklch(55.6% 0.149 247.9)
-
Step 700
700
#0064A6
oklch(49.1% 0.131 247.6)
-
Step 800
800
#00528A
oklch(42.8% 0.115 247.8)
-
Step 900
900 (this color)
#01406D
oklch(36.2% 0.096 247.7)
-
Step 950
950
#092842
oklch(26.9% 0.06 247.8)
#01406D 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) | #2A436F | 0.034 |
| Deuteranopia (no green cones) | #183A6C | 0.020 |
| Tritanopia (no blue cones) | #004B51 | 0.068 |
| Achromatopsia (no color) | #3E3E3E | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01406D
#01406D
oklch(36.2% 0.096 247.7)
- #593400
#593400
oklch(36.2% 0.08 67.3)
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 #01406D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.024
- Marine Blue #01386A ΔE 0.025
- Prussian Blue #1D3557 ΔE 0.047
- Dark Grey Blue #29465B ΔE 0.050
- Dark Blue Grey #1F3B4D ΔE 0.056
- Marine #042E60 ΔE 0.057
- Midnight Green #073B4C ΔE 0.057
- Charcoal #264653 ΔE 0.059
Use #01406D 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.