#5E3F8A
Closest named color: Rebecca Purple (#663399). oklch(43.9% 0.121 300.6), rgb(94, 63, 138).
Aa
White text reads best on this color (8.22:1).
About this color
#5E3F8A is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.121 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.039 away. White text reads best on it, at 8.22:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.55:1 |
| White text | 8.22:1 |
Values
| HEX | #5E3F8A |
| RGB | rgb(94, 63, 138) |
| HSL | hsl(265, 37%, 39%) |
| OKLCH | oklch(43.9% 0.121 300.6) |
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 #5E3F8A | 8.22:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #5E3F8A | 2.55:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #5E3F8A text on white | 8.22:1 | AAA | Lc 88.2 | Fine for body text |
| #5E3F8A text on black | 2.55:1 | Fails | Lc -14.0 | 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 800.
-
Step 50
50
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#ECE7F6
oklch(93.6% 0.021 301.1)
-
Step 200
200
#DDD4F0
oklch(88.6% 0.039 300.2)
-
Step 300
300
#C8B7E8
oklch(81% 0.07 300.7)
-
Step 400
400
#AC90DD
oklch(70.8% 0.114 300.2)
-
Step 500
500
#9872D3
oklch(63.1% 0.145 300.4)
-
Step 600
600
#8358C0
oklch(55.5% 0.158 300.4)
-
Step 700
700
#6F48A6
oklch(49.1% 0.147 300.2)
-
Step 800
800 (this color)
#5E3F8A
oklch(43.9% 0.121 300.6)
-
Step 900
900
#4A346B
oklch(37.7% 0.093 300.5)
-
Step 950
950
#2B1F3F
oklch(27% 0.059 299.7)
#5E3F8A 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) | #244E8D | 0.086 |
| Deuteranopia (no green cones) | #2D4E88 | 0.079 |
| Tritanopia (no blue cones) | #554D5E | 0.092 |
| Achromatopsia (no color) | #4F4F4F | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E3F8A
#5E3F8A
oklch(43.9% 0.121 300.6)
- #4B5A00
#4B5A00
oklch(43.9% 0.104 120.2)
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 #5E3F8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.039
- Dark Slate Blue #483D8B ΔE 0.040
- Blueberry #464196 ΔE 0.045
- Twilight #4E518B ΔE 0.052
- Dusk #4E5481 ΔE 0.065
- Dusty Grape #545775 ΔE 0.082
- Denim Blue #3B5B92 ΔE 0.085
- Light Eggplant #894585 ΔE 0.086
Use #5E3F8A 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.