#51384F
Closest named color: Purple Brown (#673A3F). oklch(37.8% 0.051 329.3), rgb(81, 56, 79).
Aa
White text reads best on this color (10.35:1).
About this color
#51384F is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.051 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.052 away. White text reads best on it, at 10.35:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.02:1 |
| White text | 10.35:1 |
Values
| HEX | #51384F |
| RGB | rgb(81, 56, 79) |
| HSL | hsl(305, 18%, 27%) |
| OKLCH | oklch(37.8% 0.051 329.3) |
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 #51384F | 10.35:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #51384F | 2.02:1 | Fails | Lc 10.0 | Not readable |
| #51384F text on white | 10.35:1 | AAA | Lc 94.0 | Preferred for body text |
| #51384F text on black | 2.02:1 | Fails | Lc -8.6 | 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
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EEE7ED
oklch(93.5% 0.011 330.2)
-
Step 200
200
#E1D4E0
oklch(88.4% 0.021 328.1)
-
Step 300
300
#CFB8CD
oklch(80.8% 0.039 328.7)
-
Step 400
400
#B793B3
oklch(70.7% 0.062 329.9)
-
Step 500
500
#A479A1
oklch(63.2% 0.077 328.8)
-
Step 600
600
#8F618B
oklch(55.6% 0.084 329.7)
-
Step 700
700
#795076
oklch(49% 0.078 329.2)
-
Step 800
800
#634260
oklch(42.8% 0.064 329.8)
-
Step 900
900 (this color)
#51384F
oklch(37.8% 0.051 329.3)
-
Step 950
950
#2F212E
oklch(27% 0.031 328.8)
#51384F 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) | #373E50 | 0.047 |
| Deuteranopia (no green cones) | #3D414E | 0.043 |
| Tritanopia (no blue cones) | #533A40 | 0.029 |
| Achromatopsia (no color) | #404040 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51384F
#51384F
oklch(37.8% 0.051 329.3)
- #2E4933
#2E4933
oklch(37.7% 0.05 149.3)
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 #51384F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.052
- Charcoal Grey #3C4142 ΔE 0.055
- Onyx #343A40 ΔE 0.060
- Dark Grey Blue #29465B ΔE 0.070
- Charcoal #264653 ΔE 0.074
- Gunmetal #293241 ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.080
- Brownish Purple #76424E ΔE 0.081
Use #51384F 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.