#613559
Closest named color: Purple Brown (#673A3F). oklch(39.8% 0.081 334), rgb(97, 53, 89).
Aa
White text reads best on this color (9.71:1).
About this color
#613559 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.081 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 0.052 away. White text reads best on it, at 9.71:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.16:1 |
| White text | 9.71:1 |
Values
| HEX | #613559 |
| RGB | rgb(97, 53, 89) |
| HSL | hsl(311, 29%, 29%) |
| OKLCH | oklch(39.8% 0.081 334) |
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 #613559 | 9.71:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #613559 | 2.16:1 | Fails | Lc 11.7 | Not readable |
| #613559 text on white | 9.71:1 | AAA | Lc 92.3 | Preferred for body text |
| #613559 text on black | 2.16:1 | Fails | Lc -10.1 | 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
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E6EF
oklch(93.7% 0.018 334.2)
-
Step 200
200
#E8D1E2
oklch(88.5% 0.034 334.9)
-
Step 300
300
#DAB2D1
oklch(80.8% 0.062 334.1)
-
Step 400
400
#C689BA
oklch(70.6% 0.099 333.8)
-
Step 500
500
#B66BA8
oklch(63.1% 0.124 334.1)
-
Step 600
600
#A15194
oklch(55.6% 0.136 333.7)
-
Step 700
700
#8A417E
oklch(49.1% 0.127 333.9)
-
Step 800
800
#703666
oklch(42.6% 0.105 334.1)
-
Step 900
900 (this color)
#613559
oklch(39.8% 0.081 334)
-
Step 950
950
#351C31
oklch(26.9% 0.052 333)
#613559 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) | #35405A | 0.081 |
| Deuteranopia (no green cones) | #404758 | 0.075 |
| Tritanopia (no blue cones) | #653743 | 0.041 |
| Achromatopsia (no color) | #444444 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613559
#613559
oklch(39.8% 0.081 334)
- #1B5432
#1B5432
oklch(39.9% 0.083 153.8)
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 #613559, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.052
- Brownish Purple #76424E ΔE 0.064
- Grape Purple #5D1451 ΔE 0.072
- Velvet #750851 ΔE 0.078
- Rich Purple #720058 ΔE 0.084
- Red Purple #820747 ΔE 0.089
- Charcoal Grey #3C4142 ΔE 0.089
- Merlot #730039 ΔE 0.090
Use #613559 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.