#51365E
Closest named color: Purple Brown (#673A3F). oklch(38.1% 0.074 314.2), rgb(81, 54, 94).
Aa
White text reads best on this color (10.29:1).
About this color
#51365E is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.074 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.072 away. White text reads best on it, at 10.29:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.03:1 |
| White text | 10.29:1 |
Values
| HEX | #51365E |
| RGB | rgb(81, 54, 94) |
| HSL | hsl(281, 27%, 29%) |
| OKLCH | oklch(38.1% 0.074 314.2) |
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 #51365E | 10.29:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #51365E | 2.03:1 | Fails | Lc 10.1 | Not readable |
| #51365E text on white | 10.29:1 | AAA | Lc 93.8 | Preferred for body text |
| #51365E text on black | 2.03:1 | Fails | Lc -8.7 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EEE7F1
oklch(93.6% 0.015 316)
-
Step 200
200
#E1D3E8
oklch(88.4% 0.032 314.7)
-
Step 300
300
#CEB7DA
oklch(81% 0.054 314.1)
-
Step 400
400
#B590C7
oklch(70.7% 0.088 314.5)
-
Step 500
500
#A274B9
oklch(63.1% 0.112 313.9)
-
Step 600
600
#8D5BA5
oklch(55.5% 0.123 314)
-
Step 700
700
#784B8D
oklch(49.1% 0.113 314.3)
-
Step 800
800
#623E73
oklch(42.8% 0.094 314.2)
-
Step 900
900 (this color)
#51365E
oklch(38.1% 0.074 314.2)
-
Step 950
950
#2F1F36
oklch(27% 0.047 315.2)
#51365E 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) | #2F3F5F | 0.060 |
| Deuteranopia (no green cones) | #36415D | 0.054 |
| Tritanopia (no blue cones) | #503B45 | 0.050 |
| Achromatopsia (no color) | #404040 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51365E
#51365E
oklch(38.1% 0.074 314.2)
- #324B21
#324B21
oklch(38.1% 0.073 134.1)
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 #51365E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.072
- Grape Purple #5D1451 ΔE 0.075
- Dark Grey Blue #29465B ΔE 0.076
- Charcoal Grey #3C4142 ΔE 0.076
- Dark Slate Blue #483D8B ΔE 0.077
- Onyx #343A40 ΔE 0.078
- Charcoal #264653 ΔE 0.085
- Prussian Blue #1D3557 ΔE 0.086
Use #51365E 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.