#3F154D
Closest named color: Deep Violet (#490648). oklch(29% 0.104 316.6), rgb(63, 21, 77).
Aa
White text reads best on this color (14.72:1).
About this color
#3F154D is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.104 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.031 away. White text reads best on it, at 14.72:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.42:1 |
| White text | 14.72:1 |
Values
| HEX | #3F154D |
| RGB | rgb(63, 21, 77) |
| HSL | hsl(285, 57%, 19%) |
| OKLCH | oklch(29% 0.104 316.6) |
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 #3F154D | 14.72:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #3F154D | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #3F154D text on white | 14.72:1 | AAA | Lc 101.1 | Preferred for body text |
| #3F154D text on black | 1.42:1 | 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
#FAF2FD
oklch(97% 0.017 316.9)
-
Step 100
100
#F4E3FA
oklch(93.6% 0.036 317.3)
-
Step 200
200
#ECCCF8
oklch(88.6% 0.069 316.8)
-
Step 300
300
#E0A7F6
oklch(80.8% 0.124 316.3)
-
Step 400
400
#D072F1
oklch(70.6% 0.198 316.6)
-
Step 500
500
#C341EC
oklch(63.1% 0.253 316.7)
-
Step 600
600
#AE00D9
oklch(55.7% 0.272 316.6)
-
Step 700
700
#9300B8
oklch(49.2% 0.24 316.6)
-
Step 800
800
#790098
oklch(42.7% 0.209 316.6)
-
Step 900
900
#62137A
oklch(37.7% 0.166 316.5)
-
Step 950
950 (this color)
#3F154D
oklch(29% 0.104 316.6)
#3F154D 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) | #01264F | 0.101 |
| Deuteranopia (no green cones) | #16294C | 0.086 |
| Tritanopia (no blue cones) | #3E1F2F | 0.066 |
| Achromatopsia (no color) | #282828 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F154D
#3F154D
oklch(29% 0.104 316.6)
- #143400
#143400
oklch(28.9% 0.086 136.3)
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 #3F154D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.031
- Eggplant Purple #430541 ΔE 0.033
- Plum Purple #4E0550 ΔE 0.038
- Dark Purple #35063E ΔE 0.046
- Deep Purple #36013F ΔE 0.050
- Aubergine #3D0734 ΔE 0.050
- Eggplant #380835 ΔE 0.052
- Royal Purple #4B006E ΔE 0.066
Use #3F154D 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.