#5B058F
Closest named color: Indigo (#4B0082). oklch(37.7% 0.191 305.6), rgb(91, 5, 143).
Aa
White text reads best on this color (11.27:1).
About this color
#5B058F is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.191 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.041 away. White text reads best on it, at 11.27:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.191) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.86:1 |
| White text | 11.27:1 |
Values
| HEX | #5B058F |
| RGB | rgb(91, 5, 143) |
| HSL | hsl(277, 93%, 29%) |
| OKLCH | oklch(37.7% 0.191 305.6) |
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 #5B058F | 11.27:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #5B058F | 1.86:1 | Fails | Lc 9.8 | Not readable |
| #5B058F text on white | 11.27:1 | AAA | Lc 94.2 | Preferred for body text |
| #5B058F text on black | 1.86:1 | Fails | Lc -8.4 | 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 900.
-
Step 50
50
#F8F3FF
oklch(97.1% 0.017 304.8)
-
Step 100
100
#F0E4FF
oklch(93.6% 0.038 305.7)
-
Step 200
200
#E4CEFF
oklch(88.5% 0.07 305.4)
-
Step 300
300
#D3ACFF
oklch(80.8% 0.121 305.4)
-
Step 400
400
#BE7BFF
oklch(70.7% 0.193 305.4)
-
Step 500
500
#AF4CFF
oklch(63% 0.253 305.5)
-
Step 600
600
#9E00F4
oklch(55.6% 0.288 305.7)
-
Step 700
700
#8500CF
oklch(49.1% 0.254 305.5)
-
Step 800
800
#6D00AB
oklch(42.6% 0.221 305.5)
-
Step 900
900 (this color)
#5B058F
oklch(37.7% 0.191 305.6)
-
Step 950
950
#350B54
oklch(27% 0.122 305.4)
#5B058F 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) | #003992 | 0.137 |
| Deuteranopia (no green cones) | #003B8D | 0.139 |
| Tritanopia (no blue cones) | #513452 | 0.134 |
| Achromatopsia (no color) | #3B3B3B | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B058F
#5B058F
oklch(37.7% 0.191 305.6)
- #354A00
#354A00
oklch(37.7% 0.096 125.9)
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 #5B058F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.041
- Chrysanthemum #560BAD ΔE 0.054
- Imperial Purple #480CA8 ΔE 0.062
- Royal Purple #4B006E ΔE 0.066
- Rebecca Purple #663399 ΔE 0.071
- Grape #7209B7 ΔE 0.080
- Purple #800080 ΔE 0.088
- Dark Slate Blue #483D8B ΔE 0.092
Use #5B058F 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.