#2D2C57
Closest named color: Prussian Blue (#1D3557). oklch(31.8% 0.075 282.3), rgb(45, 44, 87).
Aa
White text reads best on this color (13.04:1).
About this color
#2D2C57 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.075 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.033 away. White text reads best on it, at 13.04:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.60:1 |
| White text | 13.04:1 |
Values
| HEX | #2D2C57 |
| RGB | rgb(45, 44, 87) |
| HSL | hsl(241, 33%, 26%) |
| OKLCH | oklch(31.8% 0.075 282.3) |
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 #2D2C57 | 13.04:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #2D2C57 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #2D2C57 text on white | 13.04:1 | AAA | Lc 99.2 | Preferred for body text |
| #2D2C57 text on black | 1.60:1 | 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
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D3D6FA
oklch(88.5% 0.05 281.6)
-
Step 300
300
#B7BAF9
oklch(80.9% 0.089 282.1)
-
Step 400
400
#9494F6
oklch(70.8% 0.141 282.2)
-
Step 500
500
#7C75F3
oklch(63.1% 0.183 282.3)
-
Step 600
600
#675AE1
oklch(55.6% 0.198 282.2)
-
Step 700
700
#5649C4
oklch(49.2% 0.184 282)
-
Step 800
800
#463D9E
oklch(42.7% 0.152 282)
-
Step 900
900
#3A357E
oklch(37.7% 0.12 282.1)
-
Step 950
950 (this color)
#2D2C57
oklch(31.8% 0.075 282.3)
#2D2C57 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) | #1B3259 | 0.029 |
| Deuteranopia (no green cones) | #192F56 | 0.029 |
| Tritanopia (no blue cones) | #1F353D | 0.065 |
| Achromatopsia (no color) | #313131 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D2C57
#2D2C57
oklch(31.8% 0.075 282.3)
- #393300
#393300
oklch(31.7% 0.067 102.3)
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 #2D2C57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.033
- Space Cadet #2B2D42 ΔE 0.039
- Marine #042E60 ΔE 0.047
- Gunmetal #293241 ΔE 0.049
- Marine Blue #01386A ΔE 0.057
- Dark Blue Grey #1F3B4D ΔE 0.057
- Oxford Blue #1B263B ΔE 0.062
- Midnight Green #073B4C ΔE 0.066
Use #2D2C57 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.