#613C5C
Closest named color: Purple Brown (#673A3F). oklch(41.2% 0.07 331.7), rgb(97, 60, 92).
Aa
White text reads best on this color (9.09:1).
About this color
#613C5C is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.070 and its hue 332°. 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 9.09:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.070) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.30:1 |
| White text | 9.09:1 |
Values
| HEX | #613C5C |
| RGB | rgb(97, 60, 92) |
| HSL | hsl(308, 24%, 31%) |
| OKLCH | oklch(41.2% 0.07 331.7) |
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 #613C5C | 9.09:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #613C5C | 2.30:1 | Fails | Lc 13.2 | Not readable |
| #613C5C text on white | 9.09:1 | AAA | Lc 90.8 | Preferred for body text |
| #613C5C text on black | 2.30:1 | 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#EFE7ED
oklch(93.6% 0.012 334.1)
-
Step 200
200
#E3D4E0
oklch(88.6% 0.023 332.4)
-
Step 300
300
#D1B7CD
oklch(80.8% 0.042 331)
-
Step 400
400
#BA92B3
oklch(70.8% 0.066 332.3)
-
Step 500
500
#A876A0
oklch(63% 0.085 332.3)
-
Step 600
600
#925F8B
oklch(55.6% 0.09 331.7)
-
Step 700
700
#7D4E76
oklch(49.1% 0.085 332.3)
-
Step 800
800 (this color)
#613C5C
oklch(41.2% 0.07 331.7)
-
Step 900
900
#53374F
oklch(37.8% 0.054 331.7)
-
Step 950
950
#31202E
oklch(27% 0.035 332.9)
#613C5C 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) | #3B455D | 0.068 |
| Deuteranopia (no green cones) | #444A5B | 0.062 |
| Tritanopia (no blue cones) | #643E48 | 0.037 |
| Achromatopsia (no color) | #484848 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613C5C
#613C5C
oklch(41.2% 0.07 331.7)
- #2B5637
#2B5637
oklch(41.3% 0.071 151.3)
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 #613C5C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.048
- Brownish Purple #76424E ΔE 0.054
- Dusty Grape #545775 ΔE 0.078
- Dusk #4E5481 ΔE 0.082
- Charcoal Grey #3C4142 ΔE 0.085
- Twilight #4E518B ΔE 0.089
- Dark Mauve #874C62 ΔE 0.089
- Grape Purple #5D1451 ΔE 0.090
Use #613C5C 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.