#3B276F
Closest named color: Royal Purple (#4B006E). oklch(34% 0.119 291.6), rgb(59, 39, 111).
Aa
White text reads best on this color (12.31:1).
About this color
#3B276F is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.119 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.065 away. White text reads best on it, at 12.31:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.70:1 |
| White text | 12.31:1 |
Values
| HEX | #3B276F |
| RGB | rgb(59, 39, 111) |
| HSL | hsl(257, 48%, 29%) |
| OKLCH | oklch(34% 0.119 291.6) |
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 #3B276F | 12.31:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #3B276F | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #3B276F text on white | 12.31:1 | AAA | Lc 97.7 | Preferred for body text |
| #3B276F 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#D9D4F8
oklch(88.5% 0.049 291.7)
-
Step 300
300
#C1B7F6
oklch(81% 0.088 291.6)
-
Step 400
400
#A38FF2
oklch(70.8% 0.142 291.6)
-
Step 500
500
#8E6FED
oklch(63.2% 0.182 291.7)
-
Step 600
600
#7953DB
oklch(55.6% 0.198 291.5)
-
Step 700
700
#6642BE
oklch(49% 0.184 291.5)
-
Step 800
800
#53389A
oklch(42.8% 0.152 291.3)
-
Step 900
900 (this color)
#3B276F
oklch(34% 0.119 291.6)
-
Step 950
950
#281E48
oklch(27.1% 0.075 291.5)
#3B276F 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) | #003671 | 0.072 |
| Deuteranopia (no green cones) | #00336D | 0.072 |
| Tritanopia (no blue cones) | #2C3847 | 0.096 |
| Achromatopsia (no color) | #353535 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B276F
#3B276F
oklch(34% 0.119 291.6)
- #393B00
#393B00
oklch(33.9% 0.075 111.9)
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 #3B276F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.065
- Indigo #4B0082 ΔE 0.066
- Midnight Blue #191970 ΔE 0.072
- Prussian Blue #1D3557 ΔE 0.075
- Dark Slate Blue #483D8B ΔE 0.076
- Marine Blue #01386A ΔE 0.076
- Marine #042E60 ΔE 0.076
- Plum Purple #4E0550 ΔE 0.086
Use #3B276F 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.