#513951
Closest named color: Purple Brown (#673A3F). oklch(38.1% 0.051 326.5), rgb(81, 57, 81).
Aa
White text reads best on this color (10.22:1).
About this color
#513951 is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.051 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.053 away. White text reads best on it, at 10.22:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.05:1 |
| White text | 10.22:1 |
Values
| HEX | #513951 |
| RGB | rgb(81, 57, 81) |
| HSL | hsl(300, 17%, 27%) |
| OKLCH | oklch(38.1% 0.051 326.5) |
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 #513951 | 10.22:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #513951 | 2.05:1 | Fails | Lc 10.2 | Not readable |
| #513951 text on white | 10.22:1 | AAA | Lc 93.7 | Preferred for body text |
| #513951 text on black | 2.05:1 | Fails | Lc -8.8 | 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
#EEE7EE
oklch(93.5% 0.012 325.7)
-
Step 200
200
#E1D5E1
oklch(88.6% 0.021 325.8)
-
Step 300
300
#CEB8CE
oklch(80.8% 0.039 325.9)
-
Step 400
400
#B594B5
oklch(70.7% 0.06 326.2)
-
Step 500
500
#A379A3
oklch(63.2% 0.078 326.5)
-
Step 600
600
#8D618E
oklch(55.5% 0.086 325.9)
-
Step 700
700
#785078
oklch(49% 0.079 326.7)
-
Step 800
800
#624262
oklch(42.7% 0.066 326.6)
-
Step 900
900 (this color)
#513951
oklch(38.1% 0.051 326.5)
-
Step 950
950
#2F212F
oklch(27.1% 0.032 326.4)
#513951 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) | #373F52 | 0.046 |
| Deuteranopia (no green cones) | #3D4250 | 0.043 |
| Tritanopia (no blue cones) | #533B42 | 0.029 |
| Achromatopsia (no color) | #414141 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513951
#513951
oklch(38.1% 0.051 326.5)
- #304A32
#304A32
oklch(38.1% 0.051 146.3)
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 #513951, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.053
- Charcoal Grey #3C4142 ΔE 0.055
- Onyx #343A40 ΔE 0.061
- Dark Grey Blue #29465B ΔE 0.068
- Charcoal #264653 ΔE 0.073
- Brownish Purple #76424E ΔE 0.080
- Dark Blue Grey #1F3B4D ΔE 0.080
- Gunmetal #293241 ΔE 0.081
Use #513951 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.