#613C58
Closest named color: Purple Brown (#673A3F). oklch(41% 0.066 336.1), rgb(97, 60, 88).
Aa
White text reads best on this color (9.14:1).
About this color
#613C58 is a dark, muted purple. In OKLCH its lightness is 41%, its chroma 0.066 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.042 away. White text reads best on it, at 9.14:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | muted (0.066) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.29:1 |
| White text | 9.14:1 |
Values
| HEX | #613C58 |
| RGB | rgb(97, 60, 88) |
| HSL | hsl(315, 24%, 31%) |
| OKLCH | oklch(41% 0.066 336.1) |
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 #613C58 | 9.14:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #613C58 | 2.29:1 | Fails | Lc 13.0 | Not readable |
| #613C58 text on white | 9.14:1 | AAA | Lc 90.9 | Preferred for body text |
| #613C58 text on black | 2.29:1 | Fails | Lc -11.4 | 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#EFE7ED
oklch(93.6% 0.012 334.1)
-
Step 200
200
#E3D4DF
oklch(88.5% 0.022 335)
-
Step 300
300
#D2B8CA
oklch(81% 0.038 337.1)
-
Step 400
400
#BA92AF
oklch(70.6% 0.062 336.3)
-
Step 500
500
#A8779C
oklch(63.1% 0.079 335.6)
-
Step 600
600
#935F86
oklch(55.5% 0.086 336.3)
-
Step 700
700
#7D4F72
oklch(49.2% 0.079 335.9)
-
Step 800
800 (this color)
#613C58
oklch(41% 0.066 336.1)
-
Step 900
900
#53374C
oklch(37.7% 0.051 336)
-
Step 950
950
#31202D
oklch(27% 0.034 335.2)
#613C58 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) | #3C4559 | 0.067 |
| Deuteranopia (no green cones) | #464A57 | 0.060 |
| Tritanopia (no blue cones) | #653D46 | 0.032 |
| Achromatopsia (no color) | #484848 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613C58
#613C58
oklch(41% 0.066 336.1)
- #29553B
#29553B
oklch(41% 0.066 156)
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 #613C58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.042
- Brownish Purple #76424E ΔE 0.051
- Dusty Grape #545775 ΔE 0.080
- Charcoal Grey #3C4142 ΔE 0.081
- Dusk #4E5481 ΔE 0.086
- Dark Mauve #874C62 ΔE 0.089
- Dark Grey Blue #29465B ΔE 0.091
- Grape Purple #5D1451 ΔE 0.091
Use #613C58 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.