#5B2B70
Closest named color: Grape Purple (#5D1451). oklch(38.6% 0.121 314.3), rgb(91, 43, 112).
Aa
White text reads best on this color (10.37:1).
About this color
#5B2B70 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.121 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.064 away. White text reads best on it, at 10.37:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.02:1 |
| White text | 10.37:1 |
Values
| HEX | #5B2B70 |
| RGB | rgb(91, 43, 112) |
| HSL | hsl(282, 45%, 30%) |
| OKLCH | oklch(38.6% 0.121 314.3) |
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 #5B2B70 | 10.37:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #5B2B70 | 2.02:1 | Fails | Lc 10.3 | Not readable |
| #5B2B70 text on white | 10.37:1 | AAA | Lc 93.6 | Preferred for body text |
| #5B2B70 text on black | 2.02:1 | Fails | Lc -8.9 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#F0E5F6
oklch(93.6% 0.025 314)
-
Step 200
200
#E6D0F1
oklch(88.6% 0.05 314.6)
-
Step 300
300
#D6AFEA
oklch(80.8% 0.091 314)
-
Step 400
400
#C283DF
oklch(70.8% 0.145 314.5)
-
Step 500
500
#B260D6
oklch(63.2% 0.186 314.4)
-
Step 600
600
#9D41C3
oklch(55.5% 0.203 314.4)
-
Step 700
700
#8632A9
oklch(49.1% 0.188 314.1)
-
Step 800
800
#6D2B89
oklch(42.7% 0.156 314.1)
-
Step 900
900 (this color)
#5B2B70
oklch(38.6% 0.121 314.3)
-
Step 950
950
#341940
oklch(27.1% 0.076 314.4)
#5B2B70 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) | #163D72 | 0.110 |
| Deuteranopia (no green cones) | #29416E | 0.097 |
| Tritanopia (no blue cones) | #593749 | 0.081 |
| Achromatopsia (no color) | #404040 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B2B70
#5B2B70
oklch(38.6% 0.121 314.3)
- #285000
#285000
oklch(38.6% 0.112 134.3)
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 #5B2B70, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.064
- Dark Slate Blue #483D8B ΔE 0.067
- Rebecca Purple #663399 ΔE 0.072
- Rich Purple #720058 ΔE 0.077
- Royal Purple #4B006E ΔE 0.079
- Indigo #4B0082 ΔE 0.081
- Velvet #750851 ΔE 0.083
- Blueberry #464196 ΔE 0.085
Use #5B2B70 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.