#613C5F
Closest named color: Purple Brown (#673A3F). oklch(41.3% 0.074 328.7), rgb(97, 60, 95).
Aa
White text reads best on this color (9.05:1).
About this color
#613C5F is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.074 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.053 away. White text reads best on it, at 9.05:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.31:1 |
| White text | 9.05:1 |
Values
| HEX | #613C5F |
| RGB | rgb(97, 60, 95) |
| HSL | hsl(303, 24%, 31%) |
| OKLCH | oklch(41.3% 0.074 328.7) |
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 #613C5F | 9.05:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #613C5F | 2.31:1 | Fails | Lc 13.3 | Not readable |
| #613C5F text on white | 9.05:1 | AAA | Lc 90.7 | Preferred for body text |
| #613C5F text on black | 2.31:1 | Fails | Lc -11.6 | 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
#E2D4E1
oklch(88.5% 0.023 328)
-
Step 300
300
#D1B7CF
oklch(80.9% 0.044 328.4)
-
Step 400
400
#B992B6
oklch(70.8% 0.068 328.8)
-
Step 500
500
#A776A4
oklch(63.1% 0.088 328.6)
-
Step 600
600
#925E8F
oklch(55.6% 0.096 328.8)
-
Step 700
700
#7C4D7A
oklch(49% 0.09 328.3)
-
Step 800
800 (this color)
#613C5F
oklch(41.3% 0.074 328.7)
-
Step 900
900
#523651
oklch(37.6% 0.058 327.9)
-
Step 950
950
#30202F
oklch(27% 0.036 328.6)
#613C5F 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) | #3A4660 | 0.070 |
| Deuteranopia (no green cones) | #434A5E | 0.063 |
| Tritanopia (no blue cones) | #643F49 | 0.041 |
| Achromatopsia (no color) | #494949 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613C5F
#613C5F
oklch(41.3% 0.074 328.7)
- #2C5634
#2C5634
oklch(41.3% 0.074 148.6)
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 #613C5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.053
- Brownish Purple #76424E ΔE 0.057
- Dusty Grape #545775 ΔE 0.077
- Dusk #4E5481 ΔE 0.080
- Twilight #4E518B ΔE 0.085
- Dark Slate Blue #483D8B ΔE 0.087
- Charcoal Grey #3C4142 ΔE 0.088
- Dark Mauve #874C62 ΔE 0.089
Use #613C5F 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.