#3A2C5F
Closest named color: Prussian Blue (#1D3557). oklch(33.6% 0.087 293.8), rgb(58, 44, 95).
Aa
White text reads best on this color (12.31:1).
About this color
#3A2C5F is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.087 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.053 away. White text reads best on it, at 12.31:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.70:1 |
| White text | 12.31:1 |
Values
| HEX | #3A2C5F |
| RGB | rgb(58, 44, 95) |
| HSL | hsl(256, 37%, 27%) |
| OKLCH | oklch(33.6% 0.087 293.8) |
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 #3A2C5F | 12.31:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #3A2C5F | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #3A2C5F text on white | 12.31:1 | AAA | Lc 97.9 | Preferred for body text |
| #3A2C5F 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#DAD5F0
oklch(88.5% 0.037 294.1)
-
Step 300
300
#C2B9E8
oklch(80.9% 0.066 293.6)
-
Step 400
400
#A494DC
oklch(70.8% 0.105 293.8)
-
Step 500
500
#8E78D2
oklch(63.1% 0.133 293.5)
-
Step 600
600
#795FBF
oklch(55.6% 0.145 293.6)
-
Step 700
700
#664EA5
oklch(49.2% 0.135 293.5)
-
Step 800
800
#534086
oklch(42.7% 0.113 293.6)
-
Step 900
900 (this color)
#3A2C5F
oklch(33.6% 0.087 293.8)
-
Step 950
950
#28203F
oklch(26.9% 0.057 294.1)
#3A2C5F 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) | #193561 | 0.052 |
| Deuteranopia (no green cones) | #1B345E | 0.050 |
| Tritanopia (no blue cones) | #313641 | 0.070 |
| Achromatopsia (no color) | #353535 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A2C5F
#3A2C5F
oklch(33.6% 0.087 293.8)
- #373B00
#373B00
oklch(33.7% 0.076 114)
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 #3A2C5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.053
- Space Cadet #2B2D42 ΔE 0.060
- Gunmetal #293241 ΔE 0.068
- Marine #042E60 ΔE 0.068
- Marine Blue #01386A ΔE 0.068
- Dark Blue Grey #1F3B4D ΔE 0.072
- Onyx #343A40 ΔE 0.079
- Dark Grey Blue #29465B ΔE 0.083
Use #3A2C5F 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.