#2D2B56
Closest named color: Prussian Blue (#1D3557). oklch(31.5% 0.075 283.3), rgb(45, 43, 86).
Aa
White text reads best on this color (13.19:1).
About this color
#2D2B56 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.075 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.035 away. White text reads best on it, at 13.19:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.59:1 |
| White text | 13.19:1 |
Values
| HEX | #2D2B56 |
| RGB | rgb(45, 43, 86) |
| HSL | hsl(243, 33%, 25%) |
| OKLCH | oklch(31.5% 0.075 283.3) |
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 #2D2B56 | 13.19:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #2D2B56 | 1.59:1 | Fails | Lc 0.0 | Not readable |
| #2D2B56 text on white | 13.19:1 | AAA | Lc 99.4 | Preferred for body text |
| #2D2B56 text on black | 1.59:1 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D4D6FA
oklch(88.6% 0.049 282.8)
-
Step 300
300
#B8BAF9
oklch(81% 0.089 282.8)
-
Step 400
400
#9593F6
oklch(70.7% 0.143 283)
-
Step 500
500
#7E74F2
oklch(63% 0.183 283.4)
-
Step 600
600
#6959E1
oklch(55.6% 0.199 283.2)
-
Step 700
700
#5848C3
oklch(49.1% 0.184 283.2)
-
Step 800
800
#483C9E
oklch(42.7% 0.153 283.4)
-
Step 900
900
#3B357D
oklch(37.7% 0.118 282.9)
-
Step 950
950 (this color)
#2D2B56
oklch(31.5% 0.075 283.3)
#2D2B56 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) | #1A3158 | 0.030 |
| Deuteranopia (no green cones) | #182F55 | 0.031 |
| Tritanopia (no blue cones) | #20343C | 0.065 |
| Achromatopsia (no color) | #303030 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D2B56
#2D2B56
oklch(31.5% 0.075 283.3)
- #383300
#383300
oklch(31.6% 0.067 103.5)
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 #2D2B56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.035
- Space Cadet #2B2D42 ΔE 0.039
- Marine #042E60 ΔE 0.048
- Gunmetal #293241 ΔE 0.049
- Dark Blue Grey #1F3B4D ΔE 0.059
- Marine Blue #01386A ΔE 0.059
- Oxford Blue #1B263B ΔE 0.060
- Midnight Green #073B4C ΔE 0.068
Use #2D2B56 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.