#613366
Closest named color: Grape Purple (#5D1451). oklch(40.1% 0.099 323.5), rgb(97, 51, 102).
Aa
White text reads best on this color (9.66:1).
About this color
#613366 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.099 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.070 away. White text reads best on it, at 9.66:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.17:1 |
| White text | 9.66:1 |
Values
| HEX | #613366 |
| RGB | rgb(97, 51, 102) |
| HSL | hsl(294, 33%, 30%) |
| OKLCH | oklch(40.1% 0.099 323.5) |
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 #613366 | 9.66:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #613366 | 2.17:1 | Fails | Lc 11.9 | Not readable |
| #613366 text on white | 9.66:1 | AAA | Lc 92.1 | Preferred for body text |
| #613366 text on black | 2.17:1 | Fails | Lc -10.3 | 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
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F1E5F2
oklch(93.5% 0.022 323.4)
-
Step 200
200
#E7D0E9
oklch(88.4% 0.042 323.5)
-
Step 300
300
#D9B1DC
oklch(80.9% 0.074 324)
-
Step 400
400
#C586CB
oklch(70.7% 0.12 323.7)
-
Step 500
500
#B566BD
oklch(63.1% 0.152 323.7)
-
Step 600
600
#A04BA9
oklch(55.6% 0.164 323.7)
-
Step 700
700
#893B91
oklch(49.1% 0.154 323.9)
-
Step 800
800
#6F3276
oklch(42.7% 0.127 323.4)
-
Step 900
900 (this color)
#613366
oklch(40.1% 0.099 323.5)
-
Step 950
950
#351B38
oklch(27.1% 0.062 323.3)
#613366 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) | #2D4168 | 0.092 |
| Deuteranopia (no green cones) | #3A4664 | 0.083 |
| Tritanopia (no blue cones) | #633947 | 0.060 |
| Achromatopsia (no color) | #454545 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613366
#613366
oklch(40.1% 0.099 323.5)
- #215521
#215521
oklch(40.1% 0.099 143.4)
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 #613366, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.070
- Purple Brown #673A3F ΔE 0.076
- Velvet #750851 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.077
- Rich Purple #720058 ΔE 0.078
- Brownish Purple #76424E ΔE 0.080
- Rebecca Purple #663399 ΔE 0.085
- Twilight #4E518B ΔE 0.093
Use #613366 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.