#5D3980
Closest named color: Dark Slate Blue (#483D8B). oklch(42.1% 0.118 305.3), rgb(93, 57, 128).
Aa
White text reads best on this color (8.88:1).
About this color
#5D3980 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.118 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.042 away. White text reads best on it, at 8.88:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.36:1 |
| White text | 8.88:1 |
Values
| HEX | #5D3980 |
| RGB | rgb(93, 57, 128) |
| HSL | hsl(270, 38%, 36%) |
| OKLCH | oklch(42.1% 0.118 305.3) |
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 #5D3980 | 8.88:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #5D3980 | 2.36:1 | Fails | Lc 13.9 | Not readable |
| #5D3980 text on white | 8.88:1 | AAA | Lc 90.1 | Preferred for body text |
| #5D3980 text on black | 2.36:1 | Fails | Lc -12.2 | 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
#EDE7F5
oklch(93.7% 0.02 305.3)
-
Step 200
200
#DFD3EE
oklch(88.5% 0.039 305.6)
-
Step 300
300
#CBB6E5
oklch(80.9% 0.069 305.2)
-
Step 400
400
#B18ED8
oklch(70.6% 0.112 305.4)
-
Step 500
500
#9E71CD
oklch(63.2% 0.141 305.3)
-
Step 600
600
#8957BA
oklch(55.6% 0.154 305.3)
-
Step 700
700
#7447A0
oklch(49.1% 0.142 305.1)
-
Step 800
800 (this color)
#5D3980
oklch(42.1% 0.118 305.3)
-
Step 900
900
#4D3368
oklch(37.7% 0.092 305.1)
-
Step 950
950
#2D1E3D
oklch(26.9% 0.059 305.1)
#5D3980 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) | #214982 | 0.092 |
| Deuteranopia (no green cones) | #2D4A7E | 0.083 |
| Tritanopia (no blue cones) | #574657 | 0.086 |
| Achromatopsia (no color) | #4A4A4A | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D3980
#5D3980
oklch(42.1% 0.118 305.3)
- #405700
#405700
oklch(42.2% 0.107 125.3)
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 #5D3980, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.042
- Rebecca Purple #663399 ΔE 0.046
- Blueberry #464196 ΔE 0.055
- Twilight #4E518B ΔE 0.065
- Dusk #4E5481 ΔE 0.075
- Dusty Grape #545775 ΔE 0.089
- Light Eggplant #894585 ΔE 0.093
- Cobalt #1E488F ΔE 0.094
Use #5D3980 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.