#371E69
Closest named color: Royal Purple (#4B006E). oklch(31.6% 0.124 293.3), rgb(55, 30, 105).
Aa
White text reads best on this color (13.52:1).
About this color
#371E69 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.124 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.056 away. White text reads best on it, at 13.52:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.55:1 |
| White text | 13.52:1 |
Values
| HEX | #371E69 |
| RGB | rgb(55, 30, 105) |
| HSL | hsl(260, 56%, 26%) |
| OKLCH | oklch(31.6% 0.124 293.3) |
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 #371E69 | 13.52:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #371E69 | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #371E69 text on white | 13.52:1 | AAA | Lc 99.6 | Preferred for body text |
| #371E69 text on black | 1.55:1 | 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
#F6F4FF
oklch(97.2% 0.015 294.5)
-
Step 100
100
#EAE6FF
oklch(93.6% 0.034 293.1)
-
Step 200
200
#DAD2FF
oklch(88.5% 0.062 293.2)
-
Step 300
300
#C3B4FF
oklch(80.9% 0.105 293.1)
-
Step 400
400
#A788FF
oklch(70.7% 0.17 293.6)
-
Step 500
500
#9464FF
oklch(63.2% 0.22 293.4)
-
Step 600
600
#8330FF
oklch(55.5% 0.273 293.2)
-
Step 700
700
#7200E7
oklch(49.1% 0.272 293.5)
-
Step 800
800
#5D00C0
oklch(42.6% 0.237 293.2)
-
Step 900
900
#4C119C
oklch(37.7% 0.195 293.1)
-
Step 950
950 (this color)
#371E69
oklch(31.6% 0.124 293.3)
#371E69 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) | #002F6B | 0.074 |
| Deuteranopia (no green cones) | #002D67 | 0.074 |
| Tritanopia (no blue cones) | #293041 | 0.096 |
| Achromatopsia (no color) | #2E2E2E | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #371E69
#371E69
oklch(31.6% 0.124 293.3)
- #323500
#323500
oklch(31.5% 0.07 113.2)
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 #371E69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.056
- Midnight Blue #191970 ΔE 0.059
- Indigo #4B0082 ΔE 0.064
- Marine #042E60 ΔE 0.075
- Plum Purple #4E0550 ΔE 0.076
- Dark Indigo #1F0954 ΔE 0.079
- Deep Violet #490648 ΔE 0.080
- Prussian Blue #1D3557 ΔE 0.080
Use #371E69 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.