#371E5D
Closest named color: Royal Purple (#4B006E). oklch(30.5% 0.108 298), rgb(55, 30, 93).
Aa
White text reads best on this color (13.94:1).
About this color
#371E5D is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.108 and its hue 298°. 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 13.94:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.50:1 |
| White text | 13.94:1 |
Values
| HEX | #371E5D |
| RGB | rgb(55, 30, 93) |
| HSL | hsl(264, 51%, 24%) |
| OKLCH | oklch(30.5% 0.108 298) |
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 #371E5D | 13.94:1 | AAA | Lc -103.3 | Preferred for body text |
| Black text on #371E5D | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #371E5D text on white | 13.94:1 | AAA | Lc 100.2 | Preferred for body text |
| #371E5D text on black | 1.50:1 | 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 950.
-
Step 50
50
#F6F3FF
oklch(97% 0.016 297.5)
-
Step 100
100
#ECE5FF
oklch(93.5% 0.036 298)
-
Step 200
200
#DED1FF
oklch(88.6% 0.064 298)
-
Step 300
300
#C9B1FF
oklch(80.9% 0.111 298)
-
Step 400
400
#AF84FF
oklch(70.7% 0.177 297.9)
-
Step 500
500
#9E5CFF
oklch(63.1% 0.231 298.1)
-
Step 600
600
#8E20FE
oklch(55.6% 0.283 297.9)
-
Step 700
700
#7904DD
oklch(49% 0.263 297.9)
-
Step 800
800
#6212B3
oklch(42.6% 0.218 297.8)
-
Step 900
900
#501D8D
oklch(37.7% 0.17 298.3)
-
Step 950
950 (this color)
#371E5D
oklch(30.5% 0.108 298)
#371E5D 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) | #002C5F | 0.076 |
| Deuteranopia (no green cones) | #012B5C | 0.075 |
| Tritanopia (no blue cones) | #2E2C3A | 0.083 |
| Achromatopsia (no color) | #2C2C2C | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #371E5D
#371E5D
oklch(30.5% 0.108 298)
- #2C3400
#2C3400
oklch(30.7% 0.072 118.7)
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 #371E5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.062
- Plum Purple #4E0550 ΔE 0.065
- Deep Violet #490648 ΔE 0.066
- Midnight Blue #191970 ΔE 0.067
- Eggplant Purple #430541 ΔE 0.070
- Dark Indigo #1F0954 ΔE 0.072
- Space Cadet #2B2D42 ΔE 0.073
- Dark Purple #35063E ΔE 0.073
Use #371E5D 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.