#613C61
Closest named color: Purple Brown (#673A3F). oklch(41.4% 0.076 326.8), rgb(97, 60, 97).
Aa
White text reads best on this color (9.02:1).
About this color
#613C61 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.076 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 0.057 away. White text reads best on it, at 9.02:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.32:1 |
| White text | 9.02:1 |
Values
| HEX | #613C61 |
| RGB | rgb(97, 60, 97) |
| HSL | hsl(300, 24%, 31%) |
| OKLCH | oklch(41.4% 0.076 326.8) |
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 #613C61 | 9.02:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #613C61 | 2.32:1 | Fails | Lc 13.4 | Not readable |
| #613C61 text on white | 9.02:1 | AAA | Lc 90.6 | Preferred for body text |
| #613C61 text on black | 2.32:1 | Fails | Lc -11.7 | 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
#EFE7EE
oklch(93.6% 0.013 329.6)
-
Step 200
200
#E2D4E2
oklch(88.5% 0.024 325.8)
-
Step 300
300
#D1B7D0
oklch(80.9% 0.045 327.2)
-
Step 400
400
#B991B8
oklch(70.7% 0.072 327.1)
-
Step 500
500
#A776A6
oklch(63.2% 0.09 327.3)
-
Step 600
600
#925E91
oklch(55.7% 0.098 327.5)
-
Step 700
700
#7C4D7C
oklch(49.1% 0.092 326.9)
-
Step 800
800 (this color)
#613C61
oklch(41.4% 0.076 326.8)
-
Step 900
900
#523652
oklch(37.7% 0.059 326.7)
-
Step 950
950
#302030
oklch(27% 0.037 326.5)
#613C61 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) | #394662 | 0.071 |
| Deuteranopia (no green cones) | #434B60 | 0.065 |
| Tritanopia (no blue cones) | #633F4A | 0.043 |
| Achromatopsia (no color) | #494949 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613C61
#613C61
oklch(41.4% 0.076 326.8)
- #2D5632
#2D5632
oklch(41.3% 0.075 146.8)
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 #613C61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.057
- Brownish Purple #76424E ΔE 0.059
- Dusty Grape #545775 ΔE 0.076
- Dusk #4E5481 ΔE 0.078
- Twilight #4E518B ΔE 0.083
- Dark Slate Blue #483D8B ΔE 0.084
- Dark Mauve #874C62 ΔE 0.089
- Grape Purple #5D1451 ΔE 0.090
Use #613C61 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.