#613D5E
Closest named color: Purple Brown (#673A3F). oklch(41.5% 0.071 329.7), rgb(97, 61, 94).
Aa
White text reads best on this color (8.98:1).
About this color
#613D5E is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.071 and its hue 330°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.051 away. White text reads best on it, at 8.98:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.33:1 |
| White text | 8.98:1 |
Values
| HEX | #613D5E |
| RGB | rgb(97, 61, 94) |
| HSL | hsl(305, 23%, 31%) |
| OKLCH | oklch(41.5% 0.071 329.7) |
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 #613D5E | 8.98:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #613D5E | 2.33:1 | Fails | Lc 13.5 | Not readable |
| #613D5E text on white | 8.98:1 | AAA | Lc 90.5 | Preferred for body text |
| #613D5E text on black | 2.33:1 | Fails | Lc -11.8 | 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
#E2D4E0
oklch(88.5% 0.022 330.3)
-
Step 300
300
#D0B8CE
oklch(81% 0.04 328.6)
-
Step 400
400
#B992B5
oklch(70.7% 0.067 329.7)
-
Step 500
500
#A677A2
oklch(63.1% 0.083 329.4)
-
Step 600
600
#915F8D
oklch(55.5% 0.091 329.5)
-
Step 700
700
#7C4E78
oklch(49.1% 0.086 329.9)
-
Step 800
800 (this color)
#613D5E
oklch(41.5% 0.071 329.7)
-
Step 900
900
#523750
oklch(37.8% 0.055 329.1)
-
Step 950
950
#30202F
oklch(27% 0.036 328.6)
#613D5E 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) | #3B465F | 0.068 |
| Deuteranopia (no green cones) | #444B5D | 0.062 |
| Tritanopia (no blue cones) | #644049 | 0.040 |
| Achromatopsia (no color) | #494949 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613D5E
#613D5E
oklch(41.5% 0.071 329.7)
- #2D5636
#2D5636
oklch(41.4% 0.071 149.5)
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 #613D5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.051
- Brownish Purple #76424E ΔE 0.054
- Dusty Grape #545775 ΔE 0.075
- Dusk #4E5481 ΔE 0.079
- Twilight #4E518B ΔE 0.085
- Charcoal Grey #3C4142 ΔE 0.086
- Dark Mauve #874C62 ΔE 0.087
- Dark Slate Blue #483D8B ΔE 0.088
Use #613D5E 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.