#2F2D6A
Closest named color: Prussian Blue (#1D3557). oklch(33.6% 0.103 280.7), rgb(47, 45, 106).
Aa
White text reads best on this color (12.32:1).
About this color
#2F2D6A is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.103 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.050 away. White text reads best on it, at 12.32:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.70:1 |
| White text | 12.32:1 |
Values
| HEX | #2F2D6A |
| RGB | rgb(47, 45, 106) |
| HSL | hsl(242, 40%, 30%) |
| OKLCH | oklch(33.6% 0.103 280.7) |
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 #2F2D6A | 12.32:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #2F2D6A | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #2F2D6A text on white | 12.32:1 | AAA | Lc 97.8 | Preferred for body text |
| #2F2D6A text on black | 1.70:1 | 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 900.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E9F9
oklch(93.7% 0.022 280.3)
-
Step 200
200
#D3D7F6
oklch(88.6% 0.043 279.7)
-
Step 300
300
#B7BBF2
oklch(80.8% 0.078 281.3)
-
Step 400
400
#9397EC
oklch(70.8% 0.123 280.7)
-
Step 500
500
#7A7AE6
oklch(63% 0.159 280.8)
-
Step 600
600
#6561D4
oklch(55.7% 0.172 280.8)
-
Step 700
700
#544FB8
oklch(49.1% 0.161 280.8)
-
Step 800
800
#444195
oklch(42.6% 0.134 280.7)
-
Step 900
900 (this color)
#2F2D6A
oklch(33.6% 0.103 280.7)
-
Step 950
950
#212145
oklch(26.8% 0.066 281)
#2F2D6A 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) | #08376C | 0.046 |
| Deuteranopia (no green cones) | #013269 | 0.048 |
| Tritanopia (no blue cones) | #163B46 | 0.090 |
| Achromatopsia (no color) | #353535 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F2D6A
#2F2D6A
oklch(33.6% 0.103 280.7)
- #3F3700
#3F3700
oklch(33.5% 0.07 100.3)
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 #2F2D6A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.050
- Marine Blue #01386A ΔE 0.050
- Marine #042E60 ΔE 0.052
- Midnight Blue #191970 ΔE 0.065
- Twilight Blue #0A437A ΔE 0.068
- Space Cadet #2B2D42 ΔE 0.072
- Dark Blue Grey #1F3B4D ΔE 0.076
- Gunmetal #293241 ΔE 0.079
Use #2F2D6A 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.