#413D90
Closest named color: Dark Slate Blue (#483D8B). oklch(41.2% 0.133 281), rgb(65, 61, 144).
Aa
White text reads best on this color (9.15:1).
About this color
#413D90 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.133 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.014 away. White text reads best on it, at 9.15:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.29:1 |
| White text | 9.15:1 |
Values
| HEX | #413D90 |
| RGB | rgb(65, 61, 144) |
| HSL | hsl(243, 40%, 40%) |
| OKLCH | oklch(41.2% 0.133 281) |
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 #413D90 | 9.15:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #413D90 | 2.29:1 | Fails | Lc 13.2 | Not readable |
| #413D90 text on white | 9.15:1 | AAA | Lc 90.8 | Preferred for body text |
| #413D90 text on black | 2.29:1 | Fails | Lc -11.5 | 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 800.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D3D6F6
oklch(88.4% 0.044 281.2)
-
Step 300
300
#B7BBF2
oklch(80.8% 0.078 281.3)
-
Step 400
400
#9397EC
oklch(70.8% 0.123 280.7)
-
Step 500
500
#7A7AE6
oklch(63% 0.159 280.8)
-
Step 600
600
#6560D4
oklch(55.5% 0.173 281.1)
-
Step 700
700
#544FB8
oklch(49.1% 0.161 280.8)
-
Step 800
800 (this color)
#413D90
oklch(41.2% 0.133 281)
-
Step 900
900
#393876
oklch(37.6% 0.103 280.9)
-
Step 950
950
#212145
oklch(26.8% 0.066 281)
#413D90 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) | #004B93 | 0.062 |
| Deuteranopia (no green cones) | #00458E | 0.060 |
| Tritanopia (no blue cones) | #1E5060 | 0.114 |
| Achromatopsia (no color) | #484848 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #413D90
#413D90
oklch(41.2% 0.133 281)
- #554C00
#554C00
oklch(41.3% 0.086 101.6)
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 #413D90, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.014
- Blueberry #464196 ΔE 0.016
- Cobalt #1E488F ΔE 0.047
- Twilight #4E518B ΔE 0.062
- Sapphire #2138AB ΔE 0.063
- Dusk Blue #26538D ΔE 0.065
- Rebecca Purple #663399 ΔE 0.069
- Light Navy #155084 ΔE 0.070
Use #413D90 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.