#2F2559
Closest named color: Prussian Blue (#1D3557). oklch(30.6% 0.09 288.8), rgb(47, 37, 89).
Aa
White text reads best on this color (13.72:1).
About this color
#2F2559 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.090 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.052 away. White text reads best on it, at 13.72:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.52:1 |
| White text | 13.72:1 |
Values
| HEX | #2F2559 |
| RGB | rgb(47, 37, 89) |
| HSL | hsl(252, 41%, 25%) |
| OKLCH | oklch(30.6% 0.09 288.8) |
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 #2F2559 | 13.72:1 | AAA | Lc -103.2 | Preferred for body text |
| Black text on #2F2559 | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #2F2559 text on white | 13.72:1 | AAA | Lc 100.1 | Preferred for body text |
| #2F2559 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E9E7FE
oklch(93.6% 0.031 289.8)
-
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
#9F8CFF
oklch(70.7% 0.164 289.1)
-
Step 500
500
#8A69FF
oklch(63.1% 0.213 288.9)
-
Step 600
600
#7648F1
oklch(55.5% 0.237 288.7)
-
Step 700
700
#6437D2
oklch(49% 0.22 288.8)
-
Step 800
800
#5130AA
oklch(42.7% 0.182 288.6)
-
Step 900
900
#422D86
oklch(37.7% 0.141 288.6)
-
Step 950
950 (this color)
#2F2559
oklch(30.6% 0.09 288.8)
#2F2559 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) | #0B2E5B | 0.050 |
| Deuteranopia (no green cones) | #0C2C58 | 0.049 |
| Tritanopia (no blue cones) | #23303B | 0.073 |
| Achromatopsia (no color) | #2D2D2D | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F2559
#2F2559
oklch(30.6% 0.09 288.8)
- #323200
#323200
oklch(30.7% 0.067 109.8)
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 #2F2559, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.052
- Space Cadet #2B2D42 ΔE 0.053
- Marine #042E60 ΔE 0.054
- Midnight Blue #191970 ΔE 0.065
- Gunmetal #293241 ΔE 0.066
- Oxford Blue #1B263B ΔE 0.066
- Marine Blue #01386A ΔE 0.069
- Dark Indigo #1F0954 ΔE 0.075
Use #2F2559 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.