#5E3383
Closest named color: Rebecca Purple (#663399). oklch(41.5% 0.132 306.3), rgb(94, 51, 131).
Aa
White text reads best on this color (9.22:1).
About this color
#5E3383 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.132 and its hue 306°. 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 9.22:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.27:1 |
| White text | 9.22:1 |
Values
| HEX | #5E3383 |
| RGB | rgb(94, 51, 131) |
| HSL | hsl(272, 44%, 36%) |
| OKLCH | oklch(41.5% 0.132 306.3) |
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 #5E3383 | 9.22:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #5E3383 | 2.27:1 | Fails | Lc 13.1 | Not readable |
| #5E3383 text on white | 9.22:1 | AAA | Lc 90.9 | Preferred for body text |
| #5E3383 text on black | 2.27:1 | Fails | Lc -11.5 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE6F6
oklch(93.5% 0.023 305.6)
-
Step 200
200
#E0D2F0
oklch(88.4% 0.043 306.5)
-
Step 300
300
#CDB4E9
oklch(80.9% 0.078 306.1)
-
Step 400
400
#B48BDD
oklch(70.6% 0.124 306.4)
-
Step 500
500
#A26CD4
oklch(63.1% 0.159 306.4)
-
Step 600
600
#8D51C1
oklch(55.6% 0.173 306.3)
-
Step 700
700
#7841A6
oklch(49.1% 0.16 306.5)
-
Step 800
800 (this color)
#5E3383
oklch(41.5% 0.132 306.3)
-
Step 900
900
#4F306C
oklch(37.6% 0.103 305.9)
-
Step 950
950
#2E1D3F
oklch(27% 0.064 305.6)
#5E3383 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) | #114686 | 0.109 |
| Deuteranopia (no green cones) | #244881 | 0.098 |
| Tritanopia (no blue cones) | #584356 | 0.095 |
| Achromatopsia (no color) | #474747 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E3383
#5E3383
oklch(41.5% 0.132 306.3)
- #3D5500
#3D5500
oklch(41.4% 0.106 126.1)
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 #5E3383, 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 0.046
- Blueberry #464196 ΔE 0.058
- Twilight #4E518B ΔE 0.078
- Purple #800080 ΔE 0.087
- Dusk #4E5481 ΔE 0.089
- Indigo #4B0082 ΔE 0.090
- Chrysanthemum #560BAD ΔE 0.091
Use #5E3383 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.