#613759
Closest named color: Purple Brown (#673A3F). oklch(40.1% 0.077 334.2), rgb(97, 55, 89).
Aa
White text reads best on this color (9.54:1).
About this color
#613759 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.077 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.049 away. White text reads best on it, at 9.54:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.19:1 |
| White text | 9.54:1 |
Values
| HEX | #613759 |
| RGB | rgb(97, 55, 89) |
| HSL | hsl(311, 28%, 30%) |
| OKLCH | oklch(40.1% 0.077 334.2) |
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 #613759 | 9.54:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #613759 | 2.19:1 | Fails | Lc 12.0 | Not readable |
| #613759 text on white | 9.54:1 | AAA | Lc 91.9 | Preferred for body text |
| #613759 text on black | 2.19:1 | Fails | Lc -10.5 | 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 900.
-
Step 50
50
#F9F4F8
oklch(97.2% 0.007 332.1)
-
Step 100
100
#F1E6EE
oklch(93.6% 0.016 335.1)
-
Step 200
200
#E7D2E2
oklch(88.6% 0.031 334)
-
Step 300
300
#D9B3D0
oklch(80.9% 0.058 334.5)
-
Step 400
400
#C58BB8
oklch(70.8% 0.092 334.8)
-
Step 500
500
#B56CA7
oklch(63.1% 0.12 334.3)
-
Step 600
600
#A05392
oklch(55.6% 0.13 334.4)
-
Step 700
700
#88437C
oklch(49% 0.12 334.2)
-
Step 800
800
#6F3865
oklch(42.8% 0.099 334.4)
-
Step 900
900 (this color)
#613759
oklch(40.1% 0.077 334.2)
-
Step 950
950
#351D30
oklch(27.1% 0.049 334.8)
#613759 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) | #37415A | 0.077 |
| Deuteranopia (no green cones) | #424858 | 0.071 |
| Tritanopia (no blue cones) | #653944 | 0.039 |
| Achromatopsia (no color) | #454545 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613759
#613759
oklch(40.1% 0.077 334.2)
- #205434
#205434
oklch(40.1% 0.078 153.8)
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 #613759, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.049
- Brownish Purple #76424E ΔE 0.060
- Grape Purple #5D1451 ΔE 0.077
- Velvet #750851 ΔE 0.082
- Charcoal Grey #3C4142 ΔE 0.087
- Rich Purple #720058 ΔE 0.089
- Dusty Grape #545775 ΔE 0.091
- Red Purple #820747 ΔE 0.091
Use #613759 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.