#3A2157
Closest named color: Deep Violet (#490648). oklch(30.9% 0.095 302.6), rgb(58, 33, 87).
Aa
White text reads best on this color (13.68:1).
About this color
#3A2157 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.095 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.061 away. White text reads best on it, at 13.68:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.53:1 |
| White text | 13.68:1 |
Values
| HEX | #3A2157 |
| RGB | rgb(58, 33, 87) |
| HSL | hsl(268, 45%, 24%) |
| OKLCH | oklch(30.9% 0.095 302.6) |
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 #3A2157 | 13.68:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #3A2157 | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #3A2157 text on white | 13.68:1 | AAA | Lc 100.0 | Preferred for body text |
| #3A2157 text on black | 1.53:1 | 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
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EEE5FC
oklch(93.6% 0.032 303.5)
-
Step 200
200
#E1D0FC
oklch(88.5% 0.062 302.7)
-
Step 300
300
#CFAFFD
oklch(80.9% 0.113 302.8)
-
Step 400
400
#B780FC
oklch(70.6% 0.181 302.5)
-
Step 500
500
#A659F9
oklch(63.1% 0.229 302.4)
-
Step 600
600
#9334E8
oklch(55.7% 0.25 302.7)
-
Step 700
700
#7D22CA
oklch(49.1% 0.233 302.5)
-
Step 800
800
#6621A3
oklch(42.8% 0.192 302.8)
-
Step 900
900
#522381
oklch(37.6% 0.15 302.5)
-
Step 950
950 (this color)
#3A2157
oklch(30.9% 0.095 302.6)
#3A2157 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) | #0A2D59 | 0.073 |
| Deuteranopia (no green cones) | #142D56 | 0.066 |
| Tritanopia (no blue cones) | #342C38 | 0.072 |
| Achromatopsia (no color) | #2D2D2D | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A2157
#3A2157
oklch(30.9% 0.095 302.6)
- #293600
#293600
oklch(31% 0.076 123.2)
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 #3A2157, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.061
- Plum Purple #4E0550 ΔE 0.061
- Space Cadet #2B2D42 ΔE 0.062
- Eggplant Purple #430541 ΔE 0.065
- Royal Purple #4B006E ΔE 0.069
- Prussian Blue #1D3557 ΔE 0.070
- Dark Purple #35063E ΔE 0.072
- Gunmetal #293241 ΔE 0.076
Use #3A2157 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.