#41337C
Closest named color: Dark Slate Blue (#483D8B). oklch(37.8% 0.119 288.2), rgb(65, 51, 124).
Aa
White text reads best on this color (10.55:1).
About this color
#41337C is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.119 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.037 away. White text reads best on it, at 10.55:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.98:1 |
| White text | 10.55:1 |
Values
| HEX | #41337C |
| RGB | rgb(65, 51, 124) |
| HSL | hsl(252, 42%, 34%) |
| OKLCH | oklch(37.8% 0.119 288.2) |
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 #41337C | 10.55:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #41337C | 1.98:1 | Fails | Lc 9.7 | Not readable |
| #41337C text on white | 10.55:1 | AAA | Lc 94.2 | Preferred for body text |
| #41337C text on black | 1.98:1 | Fails | Lc -8.4 | 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
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D7D5F9
oklch(88.6% 0.049 287.9)
-
Step 300
300
#BDB8F7
oklch(80.9% 0.088 287.9)
-
Step 400
400
#9D90F4
oklch(70.6% 0.144 288.1)
-
Step 500
500
#8771EF
oklch(63% 0.182 288)
-
Step 600
600
#7355DE
oklch(55.6% 0.199 288.2)
-
Step 700
700
#6145C0
oklch(49.2% 0.183 288.2)
-
Step 800
800
#4F399C
oklch(42.7% 0.154 288.4)
-
Step 900
900 (this color)
#41337C
oklch(37.8% 0.119 288.2)
-
Step 950
950
#261E48
oklch(26.9% 0.075 289.1)
#41337C 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) | #05417E | 0.069 |
| Deuteranopia (no green cones) | #063D7A | 0.067 |
| Tritanopia (no blue cones) | #2E4352 | 0.098 |
| Achromatopsia (no color) | #3F3F3F | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #41337C
#41337C
oklch(37.8% 0.119 288.2)
- #464500
#464500
oklch(37.9% 0.082 108.8)
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 #41337C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.037
- Blueberry #464196 ΔE 0.055
- Cobalt #1E488F ΔE 0.070
- Twilight Blue #0A437A ΔE 0.070
- Indigo #4B0082 ΔE 0.080
- Marine Blue #01386A ΔE 0.080
- Rebecca Purple #663399 ΔE 0.083
- Prussian Blue #1D3557 ΔE 0.086
Use #41337C 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.