#51173D
Closest named color: Grape Purple (#5D1451). oklch(31.3% 0.098 344.1), rgb(81, 23, 61).
Aa
White text reads best on this color (13.63:1).
About this color
#51173D is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.098 and its hue 344°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.044 away. White text reads best on it, at 13.63:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.53:1 |
| White text | 13.63:1 |
Values
| HEX | #51173D |
| RGB | rgb(81, 23, 61) |
| HSL | hsl(321, 56%, 20%) |
| OKLCH | oklch(31.3% 0.098 344.1) |
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 #51173D | 13.63:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #51173D | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #51173D text on white | 13.63:1 | AAA | Lc 99.6 | Preferred for body text |
| #51173D text on black | 1.53:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#FEF2F8
oklch(97.2% 0.015 345.5)
-
Step 100
100
#FBE1EF
oklch(93.5% 0.034 344.1)
-
Step 200
200
#F9C9E4
oklch(88.5% 0.064 343.7)
-
Step 300
300
#F6A2D3
oklch(80.9% 0.116 344.1)
-
Step 400
400
#ED69BD
oklch(70.7% 0.187 343.9)
-
Step 500
500
#E331AC
oklch(63.1% 0.239 344)
-
Step 600
600
#C80094
oklch(55.6% 0.237 344.2)
-
Step 700
700
#A9007D
oklch(49.1% 0.21 344)
-
Step 800
800
#8C0067
oklch(42.8% 0.183 344)
-
Step 900
900
#740755
oklch(37.7% 0.155 344.1)
-
Step 950
950 (this color)
#51173D
oklch(31.3% 0.098 344.1)
#51173D 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) | #1D283E | 0.107 |
| Deuteranopia (no green cones) | #2E313C | 0.094 |
| Tritanopia (no blue cones) | #571727 | 0.043 |
| Achromatopsia (no color) | #2E2E2E | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51173D
#51173D
oklch(31.3% 0.098 344.1)
- #003B28
#003B28
oklch(31.2% 0.066 164.6)
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 #51173D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.044
- Deep Violet #490648 ΔE 0.045
- Plum Purple #4E0550 ΔE 0.050
- Eggplant Purple #430541 ΔE 0.052
- Burgundy #610023 ΔE 0.057
- Aubergine #3D0734 ΔE 0.061
- Dark Plum #3F012C ΔE 0.067
- Eggplant #380835 ΔE 0.071
Use #51173D 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.