#613751
Closest named color: Purple Brown (#673A3F). oklch(39.8% 0.07 343), rgb(97, 55, 81).
Aa
White text reads best on this color (9.66:1).
About this color
#613751 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.070 and its hue 343°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.036 away. White text reads best on it, at 9.66:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.070) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.17:1 |
| White text | 9.66:1 |
Values
| HEX | #613751 |
| RGB | rgb(97, 55, 81) |
| HSL | hsl(323, 28%, 30%) |
| OKLCH | oklch(39.8% 0.07 343) |
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 #613751 | 9.66:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #613751 | 2.17:1 | Fails | Lc 11.7 | Not readable |
| #613751 text on white | 9.66:1 | AAA | Lc 92.2 | Preferred for body text |
| #613751 text on black | 2.17:1 | Fails | Lc -10.2 | 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 900.
-
Step 50
50
#F9F4F7
oklch(97.2% 0.007 340.4)
-
Step 100
100
#F2E6EC
oklch(93.6% 0.015 345.6)
-
Step 200
200
#E8D2DE
oklch(88.5% 0.029 343.6)
-
Step 300
300
#DAB4CA
oklch(81% 0.052 342.7)
-
Step 400
400
#C68CAE
oklch(70.7% 0.083 343.4)
-
Step 500
500
#B66E9B
oklch(63.1% 0.108 342.5)
-
Step 600
600
#A15585
oklch(55.5% 0.117 343)
-
Step 700
700
#8A4571
oklch(49.1% 0.109 342.9)
-
Step 800
800
#70395C
oklch(42.7% 0.09 342.8)
-
Step 900
900 (this color)
#613751
oklch(39.8% 0.07 343)
-
Step 950
950
#351D2C
oklch(26.9% 0.045 342.4)
#613751 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) | #394052 | 0.074 |
| Deuteranopia (no green cones) | #444750 | 0.067 |
| Tritanopia (no blue cones) | #663740 | 0.030 |
| Achromatopsia (no color) | #454545 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613751
#613751
oklch(39.8% 0.07 343)
- #1B533C
#1B533C
oklch(39.8% 0.071 162.8)
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 #613751, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.036
- Brownish Purple #76424E ΔE 0.056
- Charcoal Grey #3C4142 ΔE 0.080
- Grape Purple #5D1451 ΔE 0.081
- Velvet #750851 ΔE 0.085
- Onyx #343A40 ΔE 0.090
- Merlot #730039 ΔE 0.090
- Red Purple #820747 ΔE 0.091
Use #613751 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.