#613F5D
Closest named color: Purple Brown (#673A3F). oklch(41.8% 0.065 330.9), rgb(97, 63, 93).
Aa
White text reads best on this color (8.83:1).
About this color
#613F5D is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.065 and its hue 331°. 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 8.83:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.37:1 |
| White text | 8.83:1 |
Values
| HEX | #613F5D |
| RGB | rgb(97, 63, 93) |
| HSL | hsl(307, 21%, 31%) |
| OKLCH | oklch(41.8% 0.065 330.9) |
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 #613F5D | 8.83:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #613F5D | 2.37:1 | Fails | Lc 13.9 | Not readable |
| #613F5D text on white | 8.83:1 | AAA | Lc 90.1 | Preferred for body text |
| #613F5D text on black | 2.37:1 | Fails | Lc -12.2 | 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
#EEE7ED
oklch(93.5% 0.011 330.2)
-
Step 200
200
#E2D4E0
oklch(88.5% 0.022 330.3)
-
Step 300
300
#D0B8CC
oklch(80.9% 0.038 331.4)
-
Step 400
400
#B793B2
oklch(70.6% 0.061 330.9)
-
Step 500
500
#A5789F
oklch(63% 0.078 331.1)
-
Step 600
600
#90618A
oklch(55.7% 0.084 331.2)
-
Step 700
700
#7A5075
oklch(49.1% 0.077 330.9)
-
Step 800
800 (this color)
#613F5D
oklch(41.8% 0.065 330.9)
-
Step 900
900
#51384E
oklch(37.8% 0.049 330.7)
-
Step 950
950
#30212E
oklch(27.1% 0.032 331.1)
#613F5D 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) | #3E475E | 0.062 |
| Deuteranopia (no green cones) | #464C5C | 0.058 |
| Tritanopia (no blue cones) | #64414A | 0.035 |
| Achromatopsia (no color) | #4A4A4A | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613F5D
#613F5D
oklch(41.8% 0.065 330.9)
- #30573A
#30573A
oklch(41.9% 0.066 151)
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 #613F5D, 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 0.050
- Dusty Grape #545775 ΔE 0.070
- Dusk #4E5481 ΔE 0.076
- Charcoal Grey #3C4142 ΔE 0.083
- Dark Mauve #874C62 ΔE 0.084
- Twilight #4E518B ΔE 0.084
- YInMn Blue #415A77 ΔE 0.088
Use #613F5D 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.