#5D3189
Closest named color: Rebecca Purple (#663399). oklch(41.5% 0.142 303.8), rgb(93, 49, 137).
Aa
White text reads best on this color (9.26:1).
About this color
#5D3189 is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.142 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.031 away. White text reads best on it, at 9.26:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.26:1 |
| White text | 9.26:1 |
Values
| HEX | #5D3189 |
| RGB | rgb(93, 49, 137) |
| HSL | hsl(270, 47%, 36%) |
| OKLCH | oklch(41.5% 0.142 303.8) |
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 #5D3189 | 9.26:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #5D3189 | 2.26:1 | Fails | Lc 13.0 | Not readable |
| #5D3189 text on white | 9.26:1 | AAA | Lc 90.9 | Preferred for body text |
| #5D3189 text on black | 2.26:1 | Fails | Lc -11.4 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F7
oklch(93.5% 0.024 304.5)
-
Step 200
200
#DFD2F3
oklch(88.4% 0.047 303.3)
-
Step 300
300
#CCB4ED
oklch(81% 0.083 303.8)
-
Step 400
400
#B28AE4
oklch(70.6% 0.134 303.6)
-
Step 500
500
#A06ADC
oklch(63% 0.171 303.8)
-
Step 600
600
#8B4FC9
oklch(55.6% 0.184 303.6)
-
Step 700
700
#773FAE
oklch(49.2% 0.171 304)
-
Step 800
800 (this color)
#5D3189
oklch(41.5% 0.142 303.8)
-
Step 900
900
#4F2F71
oklch(37.8% 0.112 303.9)
-
Step 950
950
#2E1C42
oklch(27% 0.071 303.9)
#5D3189 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) | #00468C | 0.115 |
| Deuteranopia (no green cones) | #194787 | 0.105 |
| Tritanopia (no blue cones) | #554358 | 0.104 |
| Achromatopsia (no color) | #474747 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D3189
#5D3189
oklch(41.5% 0.142 303.8)
- #405400
#405400
oklch(41.4% 0.103 124)
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 #5D3189, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.031
- Dark Slate Blue #483D8B ΔE 0.045
- Blueberry #464196 ΔE 0.055
- Chrysanthemum #560BAD ΔE 0.080
- Twilight #4E518B ΔE 0.082
- Indigo #4B0082 ΔE 0.085
- Purple #800080 ΔE 0.087
- Imperial Purple #480CA8 ΔE 0.088
Use #5D3189 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.