#613A64
Closest named color: Purple Brown (#673A3F). oklch(41.2% 0.083 324.4), rgb(97, 58, 100).
Aa
White text reads best on this color (9.14:1).
About this color
#613A64 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.083 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.064 away. White text reads best on it, at 9.14:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.29:1 |
| White text | 9.14:1 |
Values
| HEX | #613A64 |
| RGB | rgb(97, 58, 100) |
| HSL | hsl(296, 27%, 31%) |
| OKLCH | oklch(41.2% 0.083 324.4) |
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 #613A64 | 9.14:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #613A64 | 2.29:1 | Fails | Lc 13.1 | Not readable |
| #613A64 text on white | 9.14:1 | AAA | Lc 90.9 | Preferred for body text |
| #613A64 text on black | 2.29:1 | Fails | Lc -11.5 | 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 800.
-
Step 50
50
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EFE7EF
oklch(93.7% 0.014 325.7)
-
Step 200
200
#E3D3E3
oklch(88.5% 0.028 325.8)
-
Step 300
300
#D1B6D3
oklch(80.8% 0.05 323.9)
-
Step 400
400
#B990BC
oklch(70.6% 0.078 324.1)
-
Step 500
500
#A874AB
oklch(63.1% 0.1 324.8)
-
Step 600
600
#925C97
oklch(55.6% 0.108 323.9)
-
Step 700
700
#7D4B80
oklch(49.1% 0.101 325)
-
Step 800
800 (this color)
#613A64
oklch(41.2% 0.083 324.4)
-
Step 900
900
#533555
oklch(37.7% 0.066 324.6)
-
Step 950
950
#301F32
oklch(26.9% 0.042 323)
#613A64 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) | #364566 | 0.076 |
| Deuteranopia (no green cones) | #404A63 | 0.070 |
| Tritanopia (no blue cones) | #633E4A | 0.049 |
| Achromatopsia (no color) | #484848 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613A64
#613A64
oklch(41.2% 0.083 324.4)
- #2B562D
#2B562D
oklch(41.1% 0.082 144.8)
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 #613A64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.064
- Brownish Purple #76424E ΔE 0.065
- Dark Slate Blue #483D8B ΔE 0.079
- Dusk #4E5481 ΔE 0.080
- Dusty Grape #545775 ΔE 0.080
- Twilight #4E518B ΔE 0.083
- Grape Purple #5D1451 ΔE 0.085
- Velvet #750851 ΔE 0.089
Use #613A64 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.