#312560
Closest named color: Marine (#042E60). oklch(31.4% 0.1 288.6), rgb(49, 37, 96).
Aa
White text reads best on this color (13.42:1).
About this color
#312560 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.100 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.056 away. White text reads best on it, at 13.42:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.56:1 |
| White text | 13.42:1 |
Values
| HEX | #312560 |
| RGB | rgb(49, 37, 96) |
| HSL | hsl(252, 44%, 26%) |
| OKLCH | oklch(31.4% 0.1 288.6) |
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 #312560 | 13.42:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #312560 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #312560 text on white | 13.42:1 | AAA | Lc 99.6 | Preferred for body text |
| #312560 text on black | 1.56:1 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E8E7FF
oklch(93.6% 0.032 287.7)
-
Step 200
200
#D7D4FF
oklch(88.6% 0.059 288.3)
-
Step 300
300
#BEB6FF
oklch(80.9% 0.102 288.9)
-
Step 400
400
#9E8DFF
oklch(70.8% 0.163 288.4)
-
Step 500
500
#896AFF
oklch(63.1% 0.212 288.4)
-
Step 600
600
#783DFF
oklch(55.6% 0.263 288.6)
-
Step 700
700
#662ADF
oklch(49.1% 0.246 288.7)
-
Step 800
800
#5227B4
oklch(42.7% 0.203 288.4)
-
Step 900
900
#43288E
oklch(37.7% 0.158 288.6)
-
Step 950
950 (this color)
#312560
oklch(31.4% 0.1 288.6)
#312560 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) | #013062 | 0.059 |
| Deuteranopia (no green cones) | #022D5F | 0.057 |
| Tritanopia (no blue cones) | #22323E | 0.083 |
| Achromatopsia (no color) | #2F2F2F | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #312560
#312560
oklch(31.4% 0.1 288.6)
- #343300
#343300
oklch(31.2% 0.067 108.6)
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 #312560, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.056
- Prussian Blue #1D3557 ΔE 0.057
- Midnight Blue #191970 ΔE 0.060
- Space Cadet #2B2D42 ΔE 0.064
- Marine Blue #01386A ΔE 0.068
- Gunmetal #293241 ΔE 0.076
- Royal Purple #4B006E ΔE 0.077
- Dark Indigo #1F0954 ΔE 0.078
Use #312560 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.