#3A256E
Closest named color: Royal Purple (#4B006E). oklch(33.5% 0.12 291.8), rgb(58, 37, 110).
Aa
White text reads best on this color (12.57:1).
About this color
#3A256E is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.120 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 0.062 away. White text reads best on it, at 12.57:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.66:1 |
| White text | 12.57:1 |
Values
| HEX | #3A256E |
| RGB | rgb(58, 37, 110) |
| HSL | hsl(257, 50%, 29%) |
| OKLCH | oklch(33.5% 0.12 291.8) |
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 #3A256E | 12.57:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #3A256E | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #3A256E text on white | 12.57:1 | AAA | Lc 98.1 | Preferred for body text |
| #3A256E text on black | 1.66:1 | 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
#C1B6F7
oklch(80.8% 0.091 292)
-
Step 400
400
#A38EF3
oklch(70.7% 0.145 291.8)
-
Step 500
500
#8E6EEE
oklch(63.1% 0.185 291.7)
-
Step 600
600
#7A52DC
oklch(55.6% 0.2 291.9)
-
Step 700
700
#6741BF
oklch(49% 0.187 291.9)
-
Step 800
800
#54379B
oklch(42.8% 0.155 291.9)
-
Step 900
900 (this color)
#3A256E
oklch(33.5% 0.12 291.8)
-
Step 950
950
#281D48
oklch(26.9% 0.077 292.2)
#3A256E 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) | #003470 | 0.072 |
| Deuteranopia (no green cones) | #00326C | 0.072 |
| Tritanopia (no blue cones) | #2B3646 | 0.096 |
| Achromatopsia (no color) | #333333 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A256E
#3A256E
oklch(33.5% 0.12 291.8)
- #383A00
#383A00
oklch(33.5% 0.074 111.9)
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 #3A256E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.062
- Indigo #4B0082 ΔE 0.064
- Midnight Blue #191970 ΔE 0.068
- Prussian Blue #1D3557 ΔE 0.075
- Marine #042E60 ΔE 0.076
- Marine Blue #01386A ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.081
- Plum Purple #4E0550 ΔE 0.084
Use #3A256E 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.