#41377D
Closest named color: Dark Slate Blue (#483D8B). oklch(38.6% 0.114 286.3), rgb(65, 55, 125).
Aa
White text reads best on this color (10.15:1).
About this color
#41377D is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.114 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.030 away. White text reads best on it, at 10.15:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.06:1 |
| White text | 10.15:1 |
Values
| HEX | #41377D |
| RGB | rgb(65, 55, 125) |
| HSL | hsl(249, 39%, 35%) |
| OKLCH | oklch(38.6% 0.114 286.3) |
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 #41377D | 10.15:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #41377D | 2.06:1 | Fails | Lc 10.6 | Not readable |
| #41377D text on white | 10.15:1 | AAA | Lc 93.3 | Preferred for body text |
| #41377D text on black | 2.06:1 | Fails | Lc -9.2 | 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
#F4F4FD
oklch(97% 0.012 286.2)
-
Step 100
100
#E8E8FA
oklch(93.6% 0.024 285.9)
-
Step 200
200
#D6D5F8
oklch(88.5% 0.048 286.7)
-
Step 300
300
#BCB9F6
oklch(81% 0.086 286.6)
-
Step 400
400
#9A92F1
oklch(70.6% 0.137 286.2)
-
Step 500
500
#8474ED
oklch(63.2% 0.176 286.3)
-
Step 600
600
#6F59DB
oklch(55.6% 0.19 286.2)
-
Step 700
700
#5D48BE
oklch(49.1% 0.177 286.1)
-
Step 800
800
#4C3C9A
oklch(42.8% 0.147 286.2)
-
Step 900
900 (this color)
#41377D
oklch(38.6% 0.114 286.3)
-
Step 950
950
#241F48
oklch(26.9% 0.074 285.9)
#41377D 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) | #12437F | 0.060 |
| Deuteranopia (no green cones) | #113F7B | 0.059 |
| Tritanopia (no blue cones) | #2D4654 | 0.096 |
| Achromatopsia (no color) | #414141 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #41377D
#41377D
oklch(38.6% 0.114 286.3)
- #4A4600
#4A4600
oklch(38.6% 0.082 105.9)
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 #41377D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.030
- Blueberry #464196 ΔE 0.048
- Cobalt #1E488F ΔE 0.062
- Twilight Blue #0A437A ΔE 0.065
- Twilight #4E518B ΔE 0.077
- Light Navy #155084 ΔE 0.078
- Marine Blue #01386A ΔE 0.079
- Dusk Blue #26538D ΔE 0.080
Use #41377D 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.