#513B4E
Closest named color: Purple Brown (#673A3F). oklch(38.4% 0.043 331.1), rgb(81, 59, 78).
Aa
White text reads best on this color (10.06:1).
About this color
#513B4E is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.043 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.048 away. White text reads best on it, at 10.06:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.043) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.08:1 |
| White text | 10.06:1 |
Values
| HEX | #513B4E |
| RGB | rgb(81, 59, 78) |
| HSL | hsl(308, 16%, 27%) |
| OKLCH | oklch(38.4% 0.043 331.1) |
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 #513B4E | 10.06:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #513B4E | 2.08:1 | Fails | Lc 10.6 | Not readable |
| #513B4E text on white | 10.06:1 | AAA | Lc 93.3 | Preferred for body text |
| #513B4E text on black | 2.08:1 | Fails | Lc -9.2 | 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
#EEE8ED
oklch(93.7% 0.009 331)
-
Step 200
200
#E0D5DF
oklch(88.5% 0.018 328.5)
-
Step 300
300
#CDB9CA
oklch(80.8% 0.032 330.8)
-
Step 400
400
#B495B0
oklch(70.6% 0.052 330.4)
-
Step 500
500
#A17B9C
oklch(63.1% 0.066 330.8)
-
Step 600
600
#8C6487
oklch(55.7% 0.072 330.9)
-
Step 700
700
#775372
oklch(49.2% 0.066 331.4)
-
Step 800
800
#61445D
oklch(42.8% 0.055 331.3)
-
Step 900
900 (this color)
#513B4E
oklch(38.4% 0.043 331.1)
-
Step 950
950
#2E222D
oklch(27.1% 0.026 329)
#513B4E 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) | #3A404F | 0.041 |
| Deuteranopia (no green cones) | #40434D | 0.037 |
| Tritanopia (no blue cones) | #533C42 | 0.022 |
| Achromatopsia (no color) | #424242 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513B4E
#513B4E
oklch(38.4% 0.043 331.1)
- #324A38
#324A38
oklch(38.4% 0.043 151.8)
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 #513B4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.048
- Charcoal Grey #3C4142 ΔE 0.049
- Onyx #343A40 ΔE 0.058
- Dark Grey Blue #29465B ΔE 0.066
- Charcoal #264653 ΔE 0.069
- Brownish Purple #76424E ΔE 0.076
- Dark Slate Gray #2F4F4F ΔE 0.077
- Dark Blue Grey #1F3B4D ΔE 0.079
Use #513B4E 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.