#3E2A7E
Closest named color: Dark Slate Blue (#483D8B). oklch(36.1% 0.135 288.7), rgb(62, 42, 126).
Aa
White text reads best on this color (11.42:1).
About this color
#3E2A7E is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.135 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.055 away. White text reads best on it, at 11.42:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.83:1 |
| White text | 11.42:1 |
Values
| HEX | #3E2A7E |
| RGB | rgb(62, 42, 126) |
| HSL | hsl(254, 50%, 33%) |
| OKLCH | oklch(36.1% 0.135 288.7) |
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 #3E2A7E | 11.42:1 | AAA | Lc -99.7 | Preferred for body text |
| Black text on #3E2A7E | 1.83:1 | Fails | Lc 8.0 | Not readable |
| #3E2A7E text on white | 11.42:1 | AAA | Lc 95.9 | Preferred for body text |
| #3E2A7E text on black | 1.83:1 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FD
oklch(93.6% 0.03 290)
-
Step 200
200
#D7D4FD
oklch(88.5% 0.056 288.5)
-
Step 300
300
#BEB6FE
oklch(80.9% 0.101 289)
-
Step 400
400
#9E8DFE
oklch(70.7% 0.161 288.5)
-
Step 500
500
#896BFC
oklch(63.1% 0.207 288.6)
-
Step 600
600
#764DEB
oklch(55.7% 0.224 288.9)
-
Step 700
700
#633CCD
oklch(49.1% 0.209 288.5)
-
Step 800
800
#5133A5
oklch(42.7% 0.173 289)
-
Step 900
900 (this color)
#3E2A7E
oklch(36.1% 0.135 288.7)
-
Step 950
950
#261C4D
oklch(26.9% 0.087 288.6)
#3E2A7E 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) | #003B81 | 0.072 |
| Deuteranopia (no green cones) | #00387C | 0.072 |
| Tritanopia (no blue cones) | #283E50 | 0.109 |
| Achromatopsia (no color) | #3A3A3A | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E2A7E
#3E2A7E
oklch(36.1% 0.135 288.7)
- #414000
#414000
oklch(36.1% 0.078 108.8)
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 #3E2A7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.055
- Indigo #4B0082 ΔE 0.061
- Blueberry #464196 ΔE 0.070
- Royal Purple #4B006E ΔE 0.073
- Imperial Purple #480CA8 ΔE 0.078
- Twilight Blue #0A437A ΔE 0.082
- Midnight Blue #191970 ΔE 0.083
- Marine Blue #01386A ΔE 0.083
Use #3E2A7E 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.