#5E2378
Closest named color: Rebecca Purple (#663399). oklch(38.5% 0.144 313.6), rgb(94, 35, 120).
Aa
White text reads best on this color (10.56:1).
About this color
#5E2378 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.144 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.064 away. White text reads best on it, at 10.56:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 1.98:1 |
| White text | 10.56:1 |
Values
| HEX | #5E2378 |
| RGB | rgb(94, 35, 120) |
| HSL | hsl(282, 55%, 30%) |
| OKLCH | oklch(38.5% 0.144 313.6) |
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 #5E2378 | 10.56:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #5E2378 | 1.98:1 | Fails | Lc 10.1 | Not readable |
| #5E2378 text on white | 10.56:1 | AAA | Lc 93.8 | Preferred for body text |
| #5E2378 text on black | 1.98:1 | Fails | Lc -8.7 | 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
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F1E4F9
oklch(93.5% 0.031 312.9)
-
Step 200
200
#E8CEF6
oklch(88.5% 0.061 313.8)
-
Step 300
300
#DAACF2
oklch(80.9% 0.108 313.8)
-
Step 400
400
#C67CEB
oklch(70.7% 0.172 313.5)
-
Step 500
500
#B754E5
oklch(63.1% 0.22 313.3)
-
Step 600
600
#A32ED2
oklch(55.5% 0.239 313.7)
-
Step 700
700
#8C1DB6
oklch(49.1% 0.223 313.9)
-
Step 800
800
#711D94
oklch(42.7% 0.185 313.3)
-
Step 900
900 (this color)
#5E2378
oklch(38.5% 0.144 313.6)
-
Step 950
950
#361545
oklch(27.1% 0.091 313.7)
#5E2378 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) | #003C7B | 0.132 |
| Deuteranopia (no green cones) | #1E4076 | 0.118 |
| Tritanopia (no blue cones) | #5B344A | 0.096 |
| Achromatopsia (no color) | #3F3F3F | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E2378
#5E2378
oklch(38.5% 0.144 313.6)
- #294F00
#294F00
oklch(38.4% 0.11 133.7)
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 #5E2378, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.064
- Indigo #4B0082 ΔE 0.067
- Royal Purple #4B006E ΔE 0.069
- Grape Purple #5D1451 ΔE 0.069
- Dark Slate Blue #483D8B ΔE 0.073
- Purple #800080 ΔE 0.075
- Rich Purple #720058 ΔE 0.076
- Velvet #750851 ΔE 0.086
Use #5E2378 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.