#683186
Closest named color: Rebecca Purple (#663399). oklch(42.6% 0.142 311.7), rgb(104, 49, 134).
Aa
White text reads best on this color (8.85:1).
About this color
#683186 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.142 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.032 away. White text reads best on it, at 8.85:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.37:1 |
| White text | 8.85:1 |
Values
| HEX | #683186 |
| RGB | rgb(104, 49, 134) |
| HSL | hsl(279, 46%, 36%) |
| OKLCH | oklch(42.6% 0.142 311.7) |
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 #683186 | 8.85:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #683186 | 2.37:1 | Fails | Lc 14.2 | Not readable |
| #683186 text on white | 8.85:1 | AAA | Lc 89.8 | Fine for body text |
| #683186 text on black | 2.37:1 | Fails | Lc -12.5 | 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 800.
-
Step 50
50
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E3D1F0
oklch(88.5% 0.046 311.2)
-
Step 300
300
#D2B2E8
oklch(80.9% 0.082 311.3)
-
Step 400
400
#BC87DD
oklch(70.7% 0.134 311.6)
-
Step 500
500
#AB66D3
oklch(63.1% 0.17 311.7)
-
Step 600
600
#964AC0
oklch(55.6% 0.185 311.6)
-
Step 700
700
#803AA6
oklch(49.1% 0.172 311.5)
-
Step 800
800 (this color)
#683186
oklch(42.6% 0.142 311.7)
-
Step 900
900
#552C6B
oklch(37.6% 0.111 312.3)
-
Step 950
950
#321B3F
oklch(27.1% 0.07 312.1)
#683186 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) | #0E4789 | 0.128 |
| Deuteranopia (no green cones) | #2A4B84 | 0.112 |
| Tritanopia (no blue cones) | #654157 | 0.096 |
| Achromatopsia (no color) | #4A4A4A | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #683186
#683186
oklch(42.6% 0.142 311.7)
- #365B00
#365B00
oklch(42.7% 0.117 131.5)
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 #683186, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.032
- Dark Slate Blue #483D8B ΔE 0.063
- Purple #800080 ΔE 0.071
- Blueberry #464196 ΔE 0.072
- Dark Magenta #8B008B ΔE 0.083
- Light Eggplant #894585 ΔE 0.085
- Twilight #4E518B ΔE 0.087
- Warm Purple #952E8F ΔE 0.091
Use #683186 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.