#513E56
Closest named color: Purple Brown (#673A3F). oklch(39.4% 0.047 319.2), rgb(81, 62, 86).
Aa
White text reads best on this color (9.66:1).
About this color
#513E56 is a dark, muted purple. In OKLCH its lightness is 39%, its chroma 0.047 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.054 away. White text reads best on it, at 9.66:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | muted (0.047) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.17:1 |
| White text | 9.66:1 |
Values
| HEX | #513E56 |
| RGB | rgb(81, 62, 86) |
| HSL | hsl(288, 16%, 29%) |
| OKLCH | oklch(39.4% 0.047 319.2) |
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 #513E56 | 9.66:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #513E56 | 2.17:1 | Fails | Lc 11.6 | Not readable |
| #513E56 text on white | 9.66:1 | AAA | Lc 92.4 | Preferred for body text |
| #513E56 text on black | 2.17:1 | Fails | Lc -10.1 | 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
#EDE8EE
oklch(93.7% 0.01 320.5)
-
Step 200
200
#DFD5E1
oklch(88.5% 0.019 320.6)
-
Step 300
300
#CBBACF
oklch(81% 0.035 319.8)
-
Step 400
400
#B096B7
oklch(70.7% 0.056 319)
-
Step 500
500
#9C7CA5
oklch(63.1% 0.07 318.7)
-
Step 600
600
#876490
oklch(55.5% 0.078 319.3)
-
Step 700
700
#73537B
oklch(49.1% 0.073 319.5)
-
Step 800
800
#5D4464
oklch(42.6% 0.06 318.7)
-
Step 900
900 (this color)
#513E56
oklch(39.4% 0.047 319.2)
-
Step 950
950
#2D2230
oklch(27.1% 0.03 318.9)
#513E56 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) | #3B4357 | 0.038 |
| Deuteranopia (no green cones) | #3F4555 | 0.036 |
| Tritanopia (no blue cones) | #514146 | 0.032 |
| Achromatopsia (no color) | #454545 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513E56
#513E56
oklch(39.4% 0.047 319.2)
- #394C34
#394C34
oklch(39.3% 0.046 139.2)
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 #513E56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.054
- Dark Grey Blue #29465B ΔE 0.062
- Onyx #343A40 ΔE 0.066
- Charcoal #264653 ΔE 0.068
- Brownish Purple #76424E ΔE 0.074
- Dark Slate Gray #2F4F4F ΔE 0.075
- Dusty Grape #545775 ΔE 0.079
Use #513E56 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.